Home / 34,480.65-47,580.35-19,372.12

Finding the Fourth Proportional to 34,480.65, 47,580.35 and 19,372.12

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Solution

The fourth proportional to 34,480.65, 47,580.35 and 19,372.12 is: 26,731.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,480.65 : 47,580.35 = 19,372.12 : x
  2. Step 2: Convert to fraction form
    34,480.65/47,580.35 = 19,372.12/x
  3. Step 3: Cross multiply
    34,480.65x = 47,580.35 × 19,372.12
  4. Step 4: Simplify right side
    34,480.65x = 921,732,152.98
  5. Step 5: Solve for x
    x = 921,732,152.98/34,480.65
  6. Step 6: Final answer
    x = 26,731.87

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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.