Home / 42,689.52-58,927.64-33,591.28

Finding the Fourth Proportional to 42,689.52, 58,927.64 and 33,591.28

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Solution

The fourth proportional to 42,689.52, 58,927.64 and 33,591.28 is: 46,368.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,689.52 : 58,927.64 = 33,591.28 : x
  2. Step 2: Convert to fraction form
    42,689.52/58,927.64 = 33,591.28/x
  3. Step 3: Cross multiply
    42,689.52x = 58,927.64 × 33,591.28
  4. Step 4: Simplify right side
    42,689.52x = 1,979,454,854.98
  5. Step 5: Solve for x
    x = 1,979,454,854.98/42,689.52
  6. Step 6: Final answer
    x = 46,368.64

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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.