Home / 34,072.16-47,000.76-31,858.88

Finding the Fourth Proportional to 34,072.16, 47,000.76 and 31,858.88

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Solution

The fourth proportional to 34,072.16, 47,000.76 and 31,858.88 is: 43,947.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,072.16 : 47,000.76 = 31,858.88 : x
  2. Step 2: Convert to fraction form
    34,072.16/47,000.76 = 31,858.88/x
  3. Step 3: Cross multiply
    34,072.16x = 47,000.76 × 31,858.88
  4. Step 4: Simplify right side
    34,072.16x = 1,497,391,572.75
  5. Step 5: Solve for x
    x = 1,497,391,572.75/34,072.16
  6. Step 6: Final answer
    x = 43,947.66

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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.