Home / 28,962.72-43,332.57-26,863.20

Finding the Fourth Proportional to 28,962.72, 43,332.57 and 26,863.20

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Solution

The fourth proportional to 28,962.72, 43,332.57 and 26,863.20 is: 40,191.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,962.72 : 43,332.57 = 26,863.20 : x
  2. Step 2: Convert to fraction form
    28,962.72/43,332.57 = 26,863.20/x
  3. Step 3: Cross multiply
    28,962.72x = 43,332.57 × 26,863.20
  4. Step 4: Simplify right side
    28,962.72x = 1,164,051,494.42
  5. Step 5: Solve for x
    x = 1,164,051,494.42/28,962.72
  6. Step 6: Final answer
    x = 40,191.37

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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.