Home / 25,490.18-35,181.49-16,285.85

Finding the Fourth Proportional to 25,490.18, 35,181.49 and 16,285.85

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Solution

The fourth proportional to 25,490.18, 35,181.49 and 16,285.85 is: 22,477.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,490.18 : 35,181.49 = 16,285.85 : x
  2. Step 2: Convert to fraction form
    25,490.18/35,181.49 = 16,285.85/x
  3. Step 3: Cross multiply
    25,490.18x = 35,181.49 × 16,285.85
  4. Step 4: Simplify right side
    25,490.18x = 572,960,516.16
  5. Step 5: Solve for x
    x = 572,960,516.16/25,490.18
  6. Step 6: Final answer
    x = 22,477.69

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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.