Home / 39,393.13-59,090.20-13,097.87

Finding the Fourth Proportional to 39,393.13, 59,090.20 and 13,097.87

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Solution

The fourth proportional to 39,393.13, 59,090.20 and 13,097.87 is: 19,646.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,393.13 : 59,090.20 = 13,097.87 : x
  2. Step 2: Convert to fraction form
    39,393.13/59,090.20 = 13,097.87/x
  3. Step 3: Cross multiply
    39,393.13x = 59,090.20 × 13,097.87
  4. Step 4: Simplify right side
    39,393.13x = 773,955,642.89
  5. Step 5: Solve for x
    x = 773,955,642.89/39,393.13
  6. Step 6: Final answer
    x = 19,646.97

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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.