Home / 35,266.32-48,658.86-20,154.42

Finding the Fourth Proportional to 35,266.32, 48,658.86 and 20,154.42

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Solution

The fourth proportional to 35,266.32, 48,658.86 and 20,154.42 is: 27,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,266.32 : 48,658.86 = 20,154.42 : x
  2. Step 2: Convert to fraction form
    35,266.32/48,658.86 = 20,154.42/x
  3. Step 3: Cross multiply
    35,266.32x = 48,658.86 × 20,154.42
  4. Step 4: Simplify right side
    35,266.32x = 980,691,101.16
  5. Step 5: Solve for x
    x = 980,691,101.16/35,266.32
  6. Step 6: Final answer
    x = 27,808.15

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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.