Home / 15,132.51-22,700.88-4,039.56

Finding the Fourth Proportional to 15,132.51, 22,700.88 and 4,039.56

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Solution

The fourth proportional to 15,132.51, 22,700.88 and 4,039.56 is: 6,059.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,132.51 : 22,700.88 = 4,039.56 : x
  2. Step 2: Convert to fraction form
    15,132.51/22,700.88 = 4,039.56/x
  3. Step 3: Cross multiply
    15,132.51x = 22,700.88 × 4,039.56
  4. Step 4: Simplify right side
    15,132.51x = 91,701,566.81
  5. Step 5: Solve for x
    x = 91,701,566.81/15,132.51
  6. Step 6: Final answer
    x = 6,059.90

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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.