Home / 21,473.72-32,215.34-8,823.45

Finding the Fourth Proportional to 21,473.72, 32,215.34 and 8,823.45

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Solution

The fourth proportional to 21,473.72, 32,215.34 and 8,823.45 is: 13,237.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473.72 : 32,215.34 = 8,823.45 : x
  2. Step 2: Convert to fraction form
    21,473.72/32,215.34 = 8,823.45/x
  3. Step 3: Cross multiply
    21,473.72x = 32,215.34 × 8,823.45
  4. Step 4: Simplify right side
    21,473.72x = 284,250,397.61
  5. Step 5: Solve for x
    x = 284,250,397.61/21,473.72
  6. Step 6: Final answer
    x = 13,237.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.