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Finding the Fourth Proportional to 10,169.50, 15,254.26 and 4,013.50

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Solution

The fourth proportional to 10,169.50, 15,254.26 and 4,013.50 is: 6,020.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.50 : 15,254.26 = 4,013.50 : x
  2. Step 2: Convert to fraction form
    10,169.50/15,254.26 = 4,013.50/x
  3. Step 3: Cross multiply
    10,169.50x = 15,254.26 × 4,013.50
  4. Step 4: Simplify right side
    10,169.50x = 61,222,972.51
  5. Step 5: Solve for x
    x = 61,222,972.51/10,169.50
  6. Step 6: Final answer
    x = 6,020.25

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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.