Home / 24,509.76-36,770.40-6,979.84

Finding the Fourth Proportional to 24,509.76, 36,770.40 and 6,979.84

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Solution

The fourth proportional to 24,509.76, 36,770.40 and 6,979.84 is: 10,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,509.76 : 36,770.40 = 6,979.84 : x
  2. Step 2: Convert to fraction form
    24,509.76/36,770.40 = 6,979.84/x
  3. Step 3: Cross multiply
    24,509.76x = 36,770.40 × 6,979.84
  4. Step 4: Simplify right side
    24,509.76x = 256,651,508.74
  5. Step 5: Solve for x
    x = 256,651,508.74/24,509.76
  6. Step 6: Final answer
    x = 10,471.40

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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.