Home / 15,225.76-22,838.37-5,991.76

Finding the Fourth Proportional to 15,225.76, 22,838.37 and 5,991.76

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Solution

The fourth proportional to 15,225.76, 22,838.37 and 5,991.76 is: 8,987.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,225.76 : 22,838.37 = 5,991.76 : x
  2. Step 2: Convert to fraction form
    15,225.76/22,838.37 = 5,991.76/x
  3. Step 3: Cross multiply
    15,225.76x = 22,838.37 × 5,991.76
  4. Step 4: Simplify right side
    15,225.76x = 136,842,031.83
  5. Step 5: Solve for x
    x = 136,842,031.83/15,225.76
  6. Step 6: Final answer
    x = 8,987.53

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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.