Home / 36,454.20-54,681.32-10,159.63

Finding the Fourth Proportional to 36,454.20, 54,681.32 and 10,159.63

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Solution

The fourth proportional to 36,454.20, 54,681.32 and 10,159.63 is: 15,239.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.20 : 54,681.32 = 10,159.63 : x
  2. Step 2: Convert to fraction form
    36,454.20/54,681.32 = 10,159.63/x
  3. Step 3: Cross multiply
    36,454.20x = 54,681.32 × 10,159.63
  4. Step 4: Simplify right side
    36,454.20x = 555,541,979.11
  5. Step 5: Solve for x
    x = 555,541,979.11/36,454.20
  6. Step 6: Final answer
    x = 15,239.45

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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.