Home / 15,948.28-23,927.55-4,857.12

Finding the Fourth Proportional to 15,948.28, 23,927.55 and 4,857.12

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Solution

The fourth proportional to 15,948.28, 23,927.55 and 4,857.12 is: 7,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,948.28 : 23,927.55 = 4,857.12 : x
  2. Step 2: Convert to fraction form
    15,948.28/23,927.55 = 4,857.12/x
  3. Step 3: Cross multiply
    15,948.28x = 23,927.55 × 4,857.12
  4. Step 4: Simplify right side
    15,948.28x = 116,218,981.66
  5. Step 5: Solve for x
    x = 116,218,981.66/15,948.28
  6. Step 6: Final answer
    x = 7,287.24

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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.