Home / 15,291.90-22,937.61-5,303.91

Finding the Fourth Proportional to 15,291.90, 22,937.61 and 5,303.91

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Solution

The fourth proportional to 15,291.90, 22,937.61 and 5,303.91 is: 7,955.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,291.90 : 22,937.61 = 5,303.91 : x
  2. Step 2: Convert to fraction form
    15,291.90/22,937.61 = 5,303.91/x
  3. Step 3: Cross multiply
    15,291.90x = 22,937.61 × 5,303.91
  4. Step 4: Simplify right side
    15,291.90x = 121,659,031.83
  5. Step 5: Solve for x
    x = 121,659,031.83/15,291.90
  6. Step 6: Final answer
    x = 7,955.79

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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.