Home / 38,118.08-57,178.08-10,416.32

Finding the Fourth Proportional to 38,118.08, 57,178.08 and 10,416.32

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Solution

The fourth proportional to 38,118.08, 57,178.08 and 10,416.32 is: 15,624.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,118.08 : 57,178.08 = 10,416.32 : x
  2. Step 2: Convert to fraction form
    38,118.08/57,178.08 = 10,416.32/x
  3. Step 3: Cross multiply
    38,118.08x = 57,178.08 × 10,416.32
  4. Step 4: Simplify right side
    38,118.08x = 595,585,178.27
  5. Step 5: Solve for x
    x = 595,585,178.27/38,118.08
  6. Step 6: Final answer
    x = 15,624.74

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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.