Home / 29,285.30-43,931.15-28,363.70

Finding the Fourth Proportional to 29,285.30, 43,931.15 and 28,363.70

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Solution

The fourth proportional to 29,285.30, 43,931.15 and 28,363.70 is: 42,548.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,285.30 : 43,931.15 = 28,363.70 : x
  2. Step 2: Convert to fraction form
    29,285.30/43,931.15 = 28,363.70/x
  3. Step 3: Cross multiply
    29,285.30x = 43,931.15 × 28,363.70
  4. Step 4: Simplify right side
    29,285.30x = 1,246,049,959.26
  5. Step 5: Solve for x
    x = 1,246,049,959.26/29,285.30
  6. Step 6: Final answer
    x = 42,548.65

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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.