Home / 25,159.64-37,737.28-8,519.32

Finding the Fourth Proportional to 25,159.64, 37,737.28 and 8,519.32

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Solution

The fourth proportional to 25,159.64, 37,737.28 and 8,519.32 is: 12,778.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,159.64 : 37,737.28 = 8,519.32 : x
  2. Step 2: Convert to fraction form
    25,159.64/37,737.28 = 8,519.32/x
  3. Step 3: Cross multiply
    25,159.64x = 37,737.28 × 8,519.32
  4. Step 4: Simplify right side
    25,159.64x = 321,495,964.25
  5. Step 5: Solve for x
    x = 321,495,964.25/25,159.64
  6. Step 6: Final answer
    x = 12,778.24

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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.