Home / 39,384.24-59,059.02-14,417.80

Finding the Fourth Proportional to 39,384.24, 59,059.02 and 14,417.80

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Solution

The fourth proportional to 39,384.24, 59,059.02 and 14,417.80 is: 21,620.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,384.24 : 59,059.02 = 14,417.80 : x
  2. Step 2: Convert to fraction form
    39,384.24/59,059.02 = 14,417.80/x
  3. Step 3: Cross multiply
    39,384.24x = 59,059.02 × 14,417.80
  4. Step 4: Simplify right side
    39,384.24x = 851,501,138.56
  5. Step 5: Solve for x
    x = 851,501,138.56/39,384.24
  6. Step 6: Final answer
    x = 21,620.35

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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.