Home / 38,479.34-57,737.28-26,651.31

Finding the Fourth Proportional to 38,479.34, 57,737.28 and 26,651.31

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Solution

The fourth proportional to 38,479.34, 57,737.28 and 26,651.31 is: 39,989.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,479.34 : 57,737.28 = 26,651.31 : x
  2. Step 2: Convert to fraction form
    38,479.34/57,737.28 = 26,651.31/x
  3. Step 3: Cross multiply
    38,479.34x = 57,737.28 × 26,651.31
  4. Step 4: Simplify right side
    38,479.34x = 1,538,774,014.58
  5. Step 5: Solve for x
    x = 1,538,774,014.58/38,479.34
  6. Step 6: Final answer
    x = 39,989.62

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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.