Home / 39,389.38-59,083.98-9,807.22

Finding the Fourth Proportional to 39,389.38, 59,083.98 and 9,807.22

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Solution

The fourth proportional to 39,389.38, 59,083.98 and 9,807.22 is: 14,710.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,389.38 : 59,083.98 = 9,807.22 : x
  2. Step 2: Convert to fraction form
    39,389.38/59,083.98 = 9,807.22/x
  3. Step 3: Cross multiply
    39,389.38x = 59,083.98 × 9,807.22
  4. Step 4: Simplify right side
    39,389.38x = 579,449,590.34
  5. Step 5: Solve for x
    x = 579,449,590.34/39,389.38
  6. Step 6: Final answer
    x = 14,710.81

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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.