Home / 32,746.20-49,140.90-11,969.70

Finding the Fourth Proportional to 32,746.20, 49,140.90 and 11,969.70

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Solution

The fourth proportional to 32,746.20, 49,140.90 and 11,969.70 is: 17,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,746.20 : 49,140.90 = 11,969.70 : x
  2. Step 2: Convert to fraction form
    32,746.20/49,140.90 = 11,969.70/x
  3. Step 3: Cross multiply
    32,746.20x = 49,140.90 × 11,969.70
  4. Step 4: Simplify right side
    32,746.20x = 588,201,830.73
  5. Step 5: Solve for x
    x = 588,201,830.73/32,746.20
  6. Step 6: Final answer
    x = 17,962.45

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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.