Home / 38,285.34-52,834.23-21,517.98

Finding the Fourth Proportional to 38,285.34, 52,834.23 and 21,517.98

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Solution

The fourth proportional to 38,285.34, 52,834.23 and 21,517.98 is: 29,695.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,285.34 : 52,834.23 = 21,517.98 : x
  2. Step 2: Convert to fraction form
    38,285.34/52,834.23 = 21,517.98/x
  3. Step 3: Cross multiply
    38,285.34x = 52,834.23 × 21,517.98
  4. Step 4: Simplify right side
    38,285.34x = 1,136,885,904.46
  5. Step 5: Solve for x
    x = 1,136,885,904.46/38,285.34
  6. Step 6: Final answer
    x = 29,695.07

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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.