Home / 47,428.47-65,446.38-26,204.85

Finding the Fourth Proportional to 47,428.47, 65,446.38 and 26,204.85

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Solution

The fourth proportional to 47,428.47, 65,446.38 and 26,204.85 is: 36,159.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,428.47 : 65,446.38 = 26,204.85 : x
  2. Step 2: Convert to fraction form
    47,428.47/65,446.38 = 26,204.85/x
  3. Step 3: Cross multiply
    47,428.47x = 65,446.38 × 26,204.85
  4. Step 4: Simplify right side
    47,428.47x = 1,715,012,570.94
  5. Step 5: Solve for x
    x = 1,715,012,570.94/47,428.47
  6. Step 6: Final answer
    x = 36,159.98

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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.