Home / 15,441.03-23,155.47-5,445.23

Finding the Fourth Proportional to 15,441.03, 23,155.47 and 5,445.23

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Solution

The fourth proportional to 15,441.03, 23,155.47 and 5,445.23 is: 8,165.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.03 : 23,155.47 = 5,445.23 : x
  2. Step 2: Convert to fraction form
    15,441.03/23,155.47 = 5,445.23/x
  3. Step 3: Cross multiply
    15,441.03x = 23,155.47 × 5,445.23
  4. Step 4: Simplify right side
    15,441.03x = 126,086,744.13
  5. Step 5: Solve for x
    x = 126,086,744.13/15,441.03
  6. Step 6: Final answer
    x = 8,165.70

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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.