Home / 15,713.06-23,569.71-4,619.91

Finding the Fourth Proportional to 15,713.06, 23,569.71 and 4,619.91

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Solution

The fourth proportional to 15,713.06, 23,569.71 and 4,619.91 is: 6,929.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.06 : 23,569.71 = 4,619.91 : x
  2. Step 2: Convert to fraction form
    15,713.06/23,569.71 = 4,619.91/x
  3. Step 3: Cross multiply
    15,713.06x = 23,569.71 × 4,619.91
  4. Step 4: Simplify right side
    15,713.06x = 108,889,956.69
  5. Step 5: Solve for x
    x = 108,889,956.69/15,713.06
  6. Step 6: Final answer
    x = 6,929.90

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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.