Home / 34,357.20-47,435.68-26,385.12

Finding the Fourth Proportional to 34,357.20, 47,435.68 and 26,385.12

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Solution

The fourth proportional to 34,357.20, 47,435.68 and 26,385.12 is: 36,428.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,357.20 : 47,435.68 = 26,385.12 : x
  2. Step 2: Convert to fraction form
    34,357.20/47,435.68 = 26,385.12/x
  3. Step 3: Cross multiply
    34,357.20x = 47,435.68 × 26,385.12
  4. Step 4: Simplify right side
    34,357.20x = 1,251,596,109.08
  5. Step 5: Solve for x
    x = 1,251,596,109.08/34,357.20
  6. Step 6: Final answer
    x = 36,428.93

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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.