Home / 15,574.86-23,366.61-8,989.02

Finding the Fourth Proportional to 15,574.86, 23,366.61 and 8,989.02

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Solution

The fourth proportional to 15,574.86, 23,366.61 and 8,989.02 is: 13,486.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,574.86 : 23,366.61 = 8,989.02 : x
  2. Step 2: Convert to fraction form
    15,574.86/23,366.61 = 8,989.02/x
  3. Step 3: Cross multiply
    15,574.86x = 23,366.61 × 8,989.02
  4. Step 4: Simplify right side
    15,574.86x = 210,042,924.62
  5. Step 5: Solve for x
    x = 210,042,924.62/15,574.86
  6. Step 6: Final answer
    x = 13,486.02

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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.