Home / 28,458.24-42,627.84-22,881.42

Finding the Fourth Proportional to 28,458.24, 42,627.84 and 22,881.42

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Solution

The fourth proportional to 28,458.24, 42,627.84 and 22,881.42 is: 34,274.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,458.24 : 42,627.84 = 22,881.42 : x
  2. Step 2: Convert to fraction form
    28,458.24/42,627.84 = 22,881.42/x
  3. Step 3: Cross multiply
    28,458.24x = 42,627.84 × 22,881.42
  4. Step 4: Simplify right side
    28,458.24x = 975,385,510.73
  5. Step 5: Solve for x
    x = 975,385,510.73/28,458.24
  6. Step 6: Final answer
    x = 34,274.27

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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.