Home / 15,550.40-23,307.53-8,891.57

Finding the Fourth Proportional to 15,550.40, 23,307.53 and 8,891.57

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Solution

The fourth proportional to 15,550.40, 23,307.53 and 8,891.57 is: 13,327.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.40 : 23,307.53 = 8,891.57 : x
  2. Step 2: Convert to fraction form
    15,550.40/23,307.53 = 8,891.57/x
  3. Step 3: Cross multiply
    15,550.40x = 23,307.53 × 8,891.57
  4. Step 4: Simplify right side
    15,550.40x = 207,240,534.52
  5. Step 5: Solve for x
    x = 207,240,534.52/15,550.40
  6. Step 6: Final answer
    x = 13,327.02

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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.