Home / 28,922.24-43,348.65-14,888.90

Finding the Fourth Proportional to 28,922.24, 43,348.65 and 14,888.90

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Solution

The fourth proportional to 28,922.24, 43,348.65 and 14,888.90 is: 22,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,922.24 : 43,348.65 = 14,888.90 : x
  2. Step 2: Convert to fraction form
    28,922.24/43,348.65 = 14,888.90/x
  3. Step 3: Cross multiply
    28,922.24x = 43,348.65 × 14,888.90
  4. Step 4: Simplify right side
    28,922.24x = 645,413,498.24
  5. Step 5: Solve for x
    x = 645,413,498.24/28,922.24
  6. Step 6: Final answer
    x = 22,315.48

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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.