Home / 22,854.20-31,482.42-19,486.04

Finding the Fourth Proportional to 22,854.20, 31,482.42 and 19,486.04

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Solution

The fourth proportional to 22,854.20, 31,482.42 and 19,486.04 is: 26,842.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,854.20 : 31,482.42 = 19,486.04 : x
  2. Step 2: Convert to fraction form
    22,854.20/31,482.42 = 19,486.04/x
  3. Step 3: Cross multiply
    22,854.20x = 31,482.42 × 19,486.04
  4. Step 4: Simplify right side
    22,854.20x = 613,467,695.42
  5. Step 5: Solve for x
    x = 613,467,695.42/22,854.20
  6. Step 6: Final answer
    x = 26,842.67

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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.