Home / 25,407.52-35,052.24-15,333.28

Finding the Fourth Proportional to 25,407.52, 35,052.24 and 15,333.28

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Solution

The fourth proportional to 25,407.52, 35,052.24 and 15,333.28 is: 21,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.52 : 35,052.24 = 15,333.28 : x
  2. Step 2: Convert to fraction form
    25,407.52/35,052.24 = 15,333.28/x
  3. Step 3: Cross multiply
    25,407.52x = 35,052.24 × 15,333.28
  4. Step 4: Simplify right side
    25,407.52x = 537,465,810.55
  5. Step 5: Solve for x
    x = 537,465,810.55/25,407.52
  6. Step 6: Final answer
    x = 21,153.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.