Home / 64,687.36-97,031.04-17,940.23

Finding the Fourth Proportional to 64,687.36, 97,031.04 and 17,940.23

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Solution

The fourth proportional to 64,687.36, 97,031.04 and 17,940.23 is: 26,910.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,687.36 : 97,031.04 = 17,940.23 : x
  2. Step 2: Convert to fraction form
    64,687.36/97,031.04 = 17,940.23/x
  3. Step 3: Cross multiply
    64,687.36x = 97,031.04 × 17,940.23
  4. Step 4: Simplify right side
    64,687.36x = 1,740,759,582.43
  5. Step 5: Solve for x
    x = 1,740,759,582.43/64,687.36
  6. Step 6: Final answer
    x = 26,910.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.