Home / 53,828.20-80,742.30-24,279.40

Finding the Fourth Proportional to 53,828.20, 80,742.30 and 24,279.40

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Solution

The fourth proportional to 53,828.20, 80,742.30 and 24,279.40 is: 36,419.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,828.20 : 80,742.30 = 24,279.40 : x
  2. Step 2: Convert to fraction form
    53,828.20/80,742.30 = 24,279.40/x
  3. Step 3: Cross multiply
    53,828.20x = 80,742.30 × 24,279.40
  4. Step 4: Simplify right side
    53,828.20x = 1,960,374,598.62
  5. Step 5: Solve for x
    x = 1,960,374,598.62/53,828.20
  6. Step 6: Final answer
    x = 36,419.10

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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.