Home / 64,837.26-97,219.44-20,455.74

Finding the Fourth Proportional to 64,837.26, 97,219.44 and 20,455.74

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Solution

The fourth proportional to 64,837.26, 97,219.44 and 20,455.74 is: 30,672.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,837.26 : 97,219.44 = 20,455.74 : x
  2. Step 2: Convert to fraction form
    64,837.26/97,219.44 = 20,455.74/x
  3. Step 3: Cross multiply
    64,837.26x = 97,219.44 × 20,455.74
  4. Step 4: Simplify right side
    64,837.26x = 1,988,695,587.59
  5. Step 5: Solve for x
    x = 1,988,695,587.59/64,837.26
  6. Step 6: Final answer
    x = 30,672.11

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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.