Home / 39,365.13-59,034.91-13,062.81

Finding the Fourth Proportional to 39,365.13, 59,034.91 and 13,062.81

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Solution

The fourth proportional to 39,365.13, 59,034.91 and 13,062.81 is: 19,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.13 : 59,034.91 = 13,062.81 : x
  2. Step 2: Convert to fraction form
    39,365.13/59,034.91 = 13,062.81/x
  3. Step 3: Cross multiply
    39,365.13x = 59,034.91 × 13,062.81
  4. Step 4: Simplify right side
    39,365.13x = 771,161,812.70
  5. Step 5: Solve for x
    x = 771,161,812.70/39,365.13
  6. Step 6: Final answer
    x = 19,589.97

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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.