Home / 28,474.35-42,700.98-16,632.15

Finding the Fourth Proportional to 28,474.35, 42,700.98 and 16,632.15

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Solution

The fourth proportional to 28,474.35, 42,700.98 and 16,632.15 is: 24,942.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,474.35 : 42,700.98 = 16,632.15 : x
  2. Step 2: Convert to fraction form
    28,474.35/42,700.98 = 16,632.15/x
  3. Step 3: Cross multiply
    28,474.35x = 42,700.98 × 16,632.15
  4. Step 4: Simplify right side
    28,474.35x = 710,209,104.51
  5. Step 5: Solve for x
    x = 710,209,104.51/28,474.35
  6. Step 6: Final answer
    x = 24,942.07

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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.