Home / 23,860.80-32,913.18-15,360.12

Finding the Fourth Proportional to 23,860.80, 32,913.18 and 15,360.12

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Solution

The fourth proportional to 23,860.80, 32,913.18 and 15,360.12 is: 21,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,860.80 : 32,913.18 = 15,360.12 : x
  2. Step 2: Convert to fraction form
    23,860.80/32,913.18 = 15,360.12/x
  3. Step 3: Cross multiply
    23,860.80x = 32,913.18 × 15,360.12
  4. Step 4: Simplify right side
    23,860.80x = 505,550,394.38
  5. Step 5: Solve for x
    x = 505,550,394.38/23,860.80
  6. Step 6: Final answer
    x = 21,187.49

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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.