Home / 22,988.45-34,465.18-11,888.05

Finding the Fourth Proportional to 22,988.45, 34,465.18 and 11,888.05

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Solution

The fourth proportional to 22,988.45, 34,465.18 and 11,888.05 is: 17,823.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,988.45 : 34,465.18 = 11,888.05 : x
  2. Step 2: Convert to fraction form
    22,988.45/34,465.18 = 11,888.05/x
  3. Step 3: Cross multiply
    22,988.45x = 34,465.18 × 11,888.05
  4. Step 4: Simplify right side
    22,988.45x = 409,723,949.68
  5. Step 5: Solve for x
    x = 409,723,949.68/22,988.45
  6. Step 6: Final answer
    x = 17,823.04

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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.