Home / 39,958.02-59,939.73-13,681.17

Finding the Fourth Proportional to 39,958.02, 59,939.73 and 13,681.17

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Solution

The fourth proportional to 39,958.02, 59,939.73 and 13,681.17 is: 20,522.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,958.02 : 59,939.73 = 13,681.17 : x
  2. Step 2: Convert to fraction form
    39,958.02/59,939.73 = 13,681.17/x
  3. Step 3: Cross multiply
    39,958.02x = 59,939.73 × 13,681.17
  4. Step 4: Simplify right side
    39,958.02x = 820,045,635.88
  5. Step 5: Solve for x
    x = 820,045,635.88/39,958.02
  6. Step 6: Final answer
    x = 20,522.68

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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.