Home / 25,395.12-35,041.10-15,957

Finding the Fourth Proportional to 25,395.12, 35,041.10 and 15,957

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Solution

The fourth proportional to 25,395.12, 35,041.10 and 15,957 is: 22,018.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,395.12 : 35,041.10 = 15,957 : x
  2. Step 2: Convert to fraction form
    25,395.12/35,041.10 = 15,957/x
  3. Step 3: Cross multiply
    25,395.12x = 35,041.10 × 15,957
  4. Step 4: Simplify right side
    25,395.12x = 559,150,832.70
  5. Step 5: Solve for x
    x = 559,150,832.70/25,395.12
  6. Step 6: Final answer
    x = 22,018.04

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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.