Home / 25,181.28-34,730.64-16,230.24

Finding the Fourth Proportional to 25,181.28, 34,730.64 and 16,230.24

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Solution

The fourth proportional to 25,181.28, 34,730.64 and 16,230.24 is: 22,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,181.28 : 34,730.64 = 16,230.24 : x
  2. Step 2: Convert to fraction form
    25,181.28/34,730.64 = 16,230.24/x
  3. Step 3: Cross multiply
    25,181.28x = 34,730.64 × 16,230.24
  4. Step 4: Simplify right side
    25,181.28x = 563,686,622.55
  5. Step 5: Solve for x
    x = 563,686,622.55/25,181.28
  6. Step 6: Final answer
    x = 22,385.15

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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.