Home / 38,558.08-57,785.28-15,178.24

Finding the Fourth Proportional to 38,558.08, 57,785.28 and 15,178.24

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Solution

The fourth proportional to 38,558.08, 57,785.28 and 15,178.24 is: 22,746.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,558.08 : 57,785.28 = 15,178.24 : x
  2. Step 2: Convert to fraction form
    38,558.08/57,785.28 = 15,178.24/x
  3. Step 3: Cross multiply
    38,558.08x = 57,785.28 × 15,178.24
  4. Step 4: Simplify right side
    38,558.08x = 877,078,848.31
  5. Step 5: Solve for x
    x = 877,078,848.31/38,558.08
  6. Step 6: Final answer
    x = 22,746.95

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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.