Home / 15,340.60-23,010.90-8,767.45

Finding the Fourth Proportional to 15,340.60, 23,010.90 and 8,767.45

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Solution

The fourth proportional to 15,340.60, 23,010.90 and 8,767.45 is: 13,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.60 : 23,010.90 = 8,767.45 : x
  2. Step 2: Convert to fraction form
    15,340.60/23,010.90 = 8,767.45/x
  3. Step 3: Cross multiply
    15,340.60x = 23,010.90 × 8,767.45
  4. Step 4: Simplify right side
    15,340.60x = 201,746,915.21
  5. Step 5: Solve for x
    x = 201,746,915.21/15,340.60
  6. Step 6: Final answer
    x = 13,151.18

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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.