Home / 42,500.36-63,750.02-19,110.28

Finding the Fourth Proportional to 42,500.36, 63,750.02 and 19,110.28

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Solution

The fourth proportional to 42,500.36, 63,750.02 and 19,110.28 is: 28,665.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,500.36 : 63,750.02 = 19,110.28 : x
  2. Step 2: Convert to fraction form
    42,500.36/63,750.02 = 19,110.28/x
  3. Step 3: Cross multiply
    42,500.36x = 63,750.02 × 19,110.28
  4. Step 4: Simplify right side
    42,500.36x = 1,218,280,732.21
  5. Step 5: Solve for x
    x = 1,218,280,732.21/42,500.36
  6. Step 6: Final answer
    x = 28,665.19

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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.