Home / 28,234.02-38,956.70-16,294.82

Finding the Fourth Proportional to 28,234.02, 38,956.70 and 16,294.82

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Solution

The fourth proportional to 28,234.02, 38,956.70 and 16,294.82 is: 22,483.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,234.02 : 38,956.70 = 16,294.82 : x
  2. Step 2: Convert to fraction form
    28,234.02/38,956.70 = 16,294.82/x
  3. Step 3: Cross multiply
    28,234.02x = 38,956.70 × 16,294.82
  4. Step 4: Simplify right side
    28,234.02x = 634,792,414.29
  5. Step 5: Solve for x
    x = 634,792,414.29/28,234.02
  6. Step 6: Final answer
    x = 22,483.25

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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.