Home / 34,282.08-47,306.16-21,706.56

Finding the Fourth Proportional to 34,282.08, 47,306.16 and 21,706.56

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Solution

The fourth proportional to 34,282.08, 47,306.16 and 21,706.56 is: 29,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,282.08 : 47,306.16 = 21,706.56 : x
  2. Step 2: Convert to fraction form
    34,282.08/47,306.16 = 21,706.56/x
  3. Step 3: Cross multiply
    34,282.08x = 47,306.16 × 21,706.56
  4. Step 4: Simplify right side
    34,282.08x = 1,026,854,000.41
  5. Step 5: Solve for x
    x = 1,026,854,000.41/34,282.08
  6. Step 6: Final answer
    x = 29,953.08

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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.