Home / 42,613.11-63,928.80-13,033.14

Finding the Fourth Proportional to 42,613.11, 63,928.80 and 13,033.14

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Solution

The fourth proportional to 42,613.11, 63,928.80 and 13,033.14 is: 19,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,613.11 : 63,928.80 = 13,033.14 : x
  2. Step 2: Convert to fraction form
    42,613.11/63,928.80 = 13,033.14/x
  3. Step 3: Cross multiply
    42,613.11x = 63,928.80 × 13,033.14
  4. Step 4: Simplify right side
    42,613.11x = 833,193,000.43
  5. Step 5: Solve for x
    x = 833,193,000.43/42,613.11
  6. Step 6: Final answer
    x = 19,552.50

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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.