Home / 24,191.40-36,285.66-6,420.72

Finding the Fourth Proportional to 24,191.40, 36,285.66 and 6,420.72

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Solution

The fourth proportional to 24,191.40, 36,285.66 and 6,420.72 is: 9,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,191.40 : 36,285.66 = 6,420.72 : x
  2. Step 2: Convert to fraction form
    24,191.40/36,285.66 = 6,420.72/x
  3. Step 3: Cross multiply
    24,191.40x = 36,285.66 × 6,420.72
  4. Step 4: Simplify right side
    24,191.40x = 232,980,062.88
  5. Step 5: Solve for x
    x = 232,980,062.88/24,191.40
  6. Step 6: Final answer
    x = 9,630.70

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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.