Home / 25,191.57-34,763.80-14,580.99

Finding the Fourth Proportional to 25,191.57, 34,763.80 and 14,580.99

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Solution

The fourth proportional to 25,191.57, 34,763.80 and 14,580.99 is: 20,121.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191.57 : 34,763.80 = 14,580.99 : x
  2. Step 2: Convert to fraction form
    25,191.57/34,763.80 = 14,580.99/x
  3. Step 3: Cross multiply
    25,191.57x = 34,763.80 × 14,580.99
  4. Step 4: Simplify right side
    25,191.57x = 506,890,620.16
  5. Step 5: Solve for x
    x = 506,890,620.16/25,191.57
  6. Step 6: Final answer
    x = 20,121.44

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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.