Home / 28,010.04-42,020.98-23,425.08

Finding the Fourth Proportional to 28,010.04, 42,020.98 and 23,425.08

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Solution

The fourth proportional to 28,010.04, 42,020.98 and 23,425.08 is: 35,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.04 : 42,020.98 = 23,425.08 : x
  2. Step 2: Convert to fraction form
    28,010.04/42,020.98 = 23,425.08/x
  3. Step 3: Cross multiply
    28,010.04x = 42,020.98 × 23,425.08
  4. Step 4: Simplify right side
    28,010.04x = 984,344,818.18
  5. Step 5: Solve for x
    x = 984,344,818.18/28,010.04
  6. Step 6: Final answer
    x = 35,142.57

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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.