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Finding the Fourth Proportional to 28,833.52, 43,253.52 and 15,705.04

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Solution

The fourth proportional to 28,833.52, 43,253.52 and 15,705.04 is: 23,559.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,833.52 : 43,253.52 = 15,705.04 : x
  2. Step 2: Convert to fraction form
    28,833.52/43,253.52 = 15,705.04/x
  3. Step 3: Cross multiply
    28,833.52x = 43,253.52 × 15,705.04
  4. Step 4: Simplify right side
    28,833.52x = 679,298,261.74
  5. Step 5: Solve for x
    x = 679,298,261.74/28,833.52
  6. Step 6: Final answer
    x = 23,559.32

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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.