Home / 44,452.08-66,681.72-13,286.88

Finding the Fourth Proportional to 44,452.08, 66,681.72 and 13,286.88

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Solution

The fourth proportional to 44,452.08, 66,681.72 and 13,286.88 is: 19,931.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,452.08 : 66,681.72 = 13,286.88 : x
  2. Step 2: Convert to fraction form
    44,452.08/66,681.72 = 13,286.88/x
  3. Step 3: Cross multiply
    44,452.08x = 66,681.72 × 13,286.88
  4. Step 4: Simplify right side
    44,452.08x = 885,992,011.83
  5. Step 5: Solve for x
    x = 885,992,011.83/44,452.08
  6. Step 6: Final answer
    x = 19,931.40

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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.