Home / 45,930.39-63,392.67-29,987.16

Finding the Fourth Proportional to 45,930.39, 63,392.67 and 29,987.16

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Solution

The fourth proportional to 45,930.39, 63,392.67 and 29,987.16 is: 41,387.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,930.39 : 63,392.67 = 29,987.16 : x
  2. Step 2: Convert to fraction form
    45,930.39/63,392.67 = 29,987.16/x
  3. Step 3: Cross multiply
    45,930.39x = 63,392.67 × 29,987.16
  4. Step 4: Simplify right side
    45,930.39x = 1,900,966,138.12
  5. Step 5: Solve for x
    x = 1,900,966,138.12/45,930.39
  6. Step 6: Final answer
    x = 41,387.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.