Home / 30,358.60-45,518.10-27,248.20

Finding the Fourth Proportional to 30,358.60, 45,518.10 and 27,248.20

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Solution

The fourth proportional to 30,358.60, 45,518.10 and 27,248.20 is: 40,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,358.60 : 45,518.10 = 27,248.20 : x
  2. Step 2: Convert to fraction form
    30,358.60/45,518.10 = 27,248.20/x
  3. Step 3: Cross multiply
    30,358.60x = 45,518.10 × 27,248.20
  4. Step 4: Simplify right side
    30,358.60x = 1,240,286,292.42
  5. Step 5: Solve for x
    x = 1,240,286,292.42/30,358.60
  6. Step 6: Final answer
    x = 40,854.53

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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.