Home / 15,920.38-23,763.70-14,747.50

Finding the Fourth Proportional to 15,920.38, 23,763.70 and 14,747.50

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Solution

The fourth proportional to 15,920.38, 23,763.70 and 14,747.50 is: 22,012.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920.38 : 23,763.70 = 14,747.50 : x
  2. Step 2: Convert to fraction form
    15,920.38/23,763.70 = 14,747.50/x
  3. Step 3: Cross multiply
    15,920.38x = 23,763.70 × 14,747.50
  4. Step 4: Simplify right side
    15,920.38x = 350,455,165.75
  5. Step 5: Solve for x
    x = 350,455,165.75/15,920.38
  6. Step 6: Final answer
    x = 22,012.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.