Home / 28,233.30-38,967.06-16,294.98

Finding the Fourth Proportional to 28,233.30, 38,967.06 and 16,294.98

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Solution

The fourth proportional to 28,233.30, 38,967.06 and 16,294.98 is: 22,490.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,233.30 : 38,967.06 = 16,294.98 : x
  2. Step 2: Convert to fraction form
    28,233.30/38,967.06 = 16,294.98/x
  3. Step 3: Cross multiply
    28,233.30x = 38,967.06 × 16,294.98
  4. Step 4: Simplify right side
    28,233.30x = 634,967,463.36
  5. Step 5: Solve for x
    x = 634,967,463.36/28,233.30
  6. Step 6: Final answer
    x = 22,490.02

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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.