Home / 39,906-59,826.24-16,549.20

Finding the Fourth Proportional to 39,906, 59,826.24 and 16,549.20

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Solution

The fourth proportional to 39,906, 59,826.24 and 16,549.20 is: 24,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906 : 59,826.24 = 16,549.20 : x
  2. Step 2: Convert to fraction form
    39,906/59,826.24 = 16,549.20/x
  3. Step 3: Cross multiply
    39,906x = 59,826.24 × 16,549.20
  4. Step 4: Simplify right side
    39,906x = 990,076,411.01
  5. Step 5: Solve for x
    x = 990,076,411.01/39,906
  6. Step 6: Final answer
    x = 24,810.21

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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.