Home / 45,009.63-67,523.99-15,419.52

Finding the Fourth Proportional to 45,009.63, 67,523.99 and 15,419.52

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Solution

The fourth proportional to 45,009.63, 67,523.99 and 15,419.52 is: 23,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009.63 : 67,523.99 = 15,419.52 : x
  2. Step 2: Convert to fraction form
    45,009.63/67,523.99 = 15,419.52/x
  3. Step 3: Cross multiply
    45,009.63x = 67,523.99 × 15,419.52
  4. Step 4: Simplify right side
    45,009.63x = 1,041,187,437.19
  5. Step 5: Solve for x
    x = 1,041,187,437.19/45,009.63
  6. Step 6: Final answer
    x = 23,132.55

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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.