Home / 38,884.24-58,335.65-12,589.01

Finding the Fourth Proportional to 38,884.24, 58,335.65 and 12,589.01

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Solution

The fourth proportional to 38,884.24, 58,335.65 and 12,589.01 is: 18,886.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,884.24 : 58,335.65 = 12,589.01 : x
  2. Step 2: Convert to fraction form
    38,884.24/58,335.65 = 12,589.01/x
  3. Step 3: Cross multiply
    38,884.24x = 58,335.65 × 12,589.01
  4. Step 4: Simplify right side
    38,884.24x = 734,388,081.21
  5. Step 5: Solve for x
    x = 734,388,081.21/38,884.24
  6. Step 6: Final answer
    x = 18,886.52

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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.