Home / 25,191.32-34,763.46-14,580.74

Finding the Fourth Proportional to 25,191.32, 34,763.46 and 14,580.74

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Solution

The fourth proportional to 25,191.32, 34,763.46 and 14,580.74 is: 20,121.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191.32 : 34,763.46 = 14,580.74 : x
  2. Step 2: Convert to fraction form
    25,191.32/34,763.46 = 14,580.74/x
  3. Step 3: Cross multiply
    25,191.32x = 34,763.46 × 14,580.74
  4. Step 4: Simplify right side
    25,191.32x = 506,876,971.76
  5. Step 5: Solve for x
    x = 506,876,971.76/25,191.32
  6. Step 6: Final answer
    x = 20,121.10

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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.