Home / 39,420.97-59,139.23-14,461.24

Finding the Fourth Proportional to 39,420.97, 59,139.23 and 14,461.24

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Solution

The fourth proportional to 39,420.97, 59,139.23 and 14,461.24 is: 21,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,420.97 : 59,139.23 = 14,461.24 : x
  2. Step 2: Convert to fraction form
    39,420.97/59,139.23 = 14,461.24/x
  3. Step 3: Cross multiply
    39,420.97x = 59,139.23 × 14,461.24
  4. Step 4: Simplify right side
    39,420.97x = 855,226,598.45
  5. Step 5: Solve for x
    x = 855,226,598.45/39,420.97
  6. Step 6: Final answer
    x = 21,694.71

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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.