Home / 55,864.38-77,088.27-32,890.59

Finding the Fourth Proportional to 55,864.38, 77,088.27 and 32,890.59

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Solution

The fourth proportional to 55,864.38, 77,088.27 and 32,890.59 is: 45,386.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,864.38 : 77,088.27 = 32,890.59 : x
  2. Step 2: Convert to fraction form
    55,864.38/77,088.27 = 32,890.59/x
  3. Step 3: Cross multiply
    55,864.38x = 77,088.27 × 32,890.59
  4. Step 4: Simplify right side
    55,864.38x = 2,535,478,682.38
  5. Step 5: Solve for x
    x = 2,535,478,682.38/55,864.38
  6. Step 6: Final answer
    x = 45,386.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.