Home / 14,987.12-22,500.12-9,816.08

Finding the Fourth Proportional to 14,987.12, 22,500.12 and 9,816.08

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Solution

The fourth proportional to 14,987.12, 22,500.12 and 9,816.08 is: 14,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987.12 : 22,500.12 = 9,816.08 : x
  2. Step 2: Convert to fraction form
    14,987.12/22,500.12 = 9,816.08/x
  3. Step 3: Cross multiply
    14,987.12x = 22,500.12 × 9,816.08
  4. Step 4: Simplify right side
    14,987.12x = 220,862,977.93
  5. Step 5: Solve for x
    x = 220,862,977.93/14,987.12
  6. Step 6: Final answer
    x = 14,736.85

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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.