Home / 35,451.40-53,177.28-9,154.32

Finding the Fourth Proportional to 35,451.40, 53,177.28 and 9,154.32

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Solution

The fourth proportional to 35,451.40, 53,177.28 and 9,154.32 is: 13,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,451.40 : 53,177.28 = 9,154.32 : x
  2. Step 2: Convert to fraction form
    35,451.40/53,177.28 = 9,154.32/x
  3. Step 3: Cross multiply
    35,451.40x = 53,177.28 × 9,154.32
  4. Step 4: Simplify right side
    35,451.40x = 486,801,837.85
  5. Step 5: Solve for x
    x = 486,801,837.85/35,451.40
  6. Step 6: Final answer
    x = 13,731.53

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1.5x scale

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.