Home / 25,730.72-35,502.56-16,293.92

Finding the Fourth Proportional to 25,730.72, 35,502.56 and 16,293.92

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Solution

The fourth proportional to 25,730.72, 35,502.56 and 16,293.92 is: 22,481.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.72 : 35,502.56 = 16,293.92 : x
  2. Step 2: Convert to fraction form
    25,730.72/35,502.56 = 16,293.92/x
  3. Step 3: Cross multiply
    25,730.72x = 35,502.56 × 16,293.92
  4. Step 4: Simplify right side
    25,730.72x = 578,475,872.44
  5. Step 5: Solve for x
    x = 578,475,872.44/25,730.72
  6. Step 6: Final answer
    x = 22,481.92

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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.