Home / 64,719.36-97,079.04-17,972.16

Finding the Fourth Proportional to 64,719.36, 97,079.04 and 17,972.16

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Solution

The fourth proportional to 64,719.36, 97,079.04 and 17,972.16 is: 26,958.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,719.36 : 97,079.04 = 17,972.16 : x
  2. Step 2: Convert to fraction form
    64,719.36/97,079.04 = 17,972.16/x
  3. Step 3: Cross multiply
    64,719.36x = 97,079.04 × 17,972.16
  4. Step 4: Simplify right side
    64,719.36x = 1,744,720,039.53
  5. Step 5: Solve for x
    x = 1,744,720,039.53/64,719.36
  6. Step 6: Final answer
    x = 26,958.24

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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.