Home / 15,191.34-22,785.99-5,195.13

Finding the Fourth Proportional to 15,191.34, 22,785.99 and 5,195.13

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Solution

The fourth proportional to 15,191.34, 22,785.99 and 5,195.13 is: 7,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,191.34 : 22,785.99 = 5,195.13 : x
  2. Step 2: Convert to fraction form
    15,191.34/22,785.99 = 5,195.13/x
  3. Step 3: Cross multiply
    15,191.34x = 22,785.99 × 5,195.13
  4. Step 4: Simplify right side
    15,191.34x = 118,376,180.23
  5. Step 5: Solve for x
    x = 118,376,180.23/15,191.34
  6. Step 6: Final answer
    x = 7,792.35

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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.