Home / 42,911.85-59,220.39-26,788.71

Finding the Fourth Proportional to 42,911.85, 59,220.39 and 26,788.71

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Solution

The fourth proportional to 42,911.85, 59,220.39 and 26,788.71 is: 36,969.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,911.85 : 59,220.39 = 26,788.71 : x
  2. Step 2: Convert to fraction form
    42,911.85/59,220.39 = 26,788.71/x
  3. Step 3: Cross multiply
    42,911.85x = 59,220.39 × 26,788.71
  4. Step 4: Simplify right side
    42,911.85x = 1,586,437,853.80
  5. Step 5: Solve for x
    x = 1,586,437,853.80/42,911.85
  6. Step 6: Final answer
    x = 36,969.69

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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.