Home / 35,489.52-48,945.16-25,315.12

Finding the Fourth Proportional to 35,489.52, 48,945.16 and 25,315.12

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Solution

The fourth proportional to 35,489.52, 48,945.16 and 25,315.12 is: 34,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,489.52 : 48,945.16 = 25,315.12 : x
  2. Step 2: Convert to fraction form
    35,489.52/48,945.16 = 25,315.12/x
  3. Step 3: Cross multiply
    35,489.52x = 48,945.16 × 25,315.12
  4. Step 4: Simplify right side
    35,489.52x = 1,239,052,598.82
  5. Step 5: Solve for x
    x = 1,239,052,598.82/35,489.52
  6. Step 6: Final answer
    x = 34,913.20

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1.5x scale

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.