Home / 28,213.71-42,317.10-16,373.93

Finding the Fourth Proportional to 28,213.71, 42,317.10 and 16,373.93

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Solution

The fourth proportional to 28,213.71, 42,317.10 and 16,373.93 is: 24,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,213.71 : 42,317.10 = 16,373.93 : x
  2. Step 2: Convert to fraction form
    28,213.71/42,317.10 = 16,373.93/x
  3. Step 3: Cross multiply
    28,213.71x = 42,317.10 × 16,373.93
  4. Step 4: Simplify right side
    28,213.71x = 692,897,083.02
  5. Step 5: Solve for x
    x = 692,897,083.02/28,213.71
  6. Step 6: Final answer
    x = 24,558.88

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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.