Home / 10,013.33-15,019.90-4,168.58

Finding the Fourth Proportional to 10,013.33, 15,019.90 and 4,168.58

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Solution

The fourth proportional to 10,013.33, 15,019.90 and 4,168.58 is: 6,252.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,013.33 : 15,019.90 = 4,168.58 : x
  2. Step 2: Convert to fraction form
    10,013.33/15,019.90 = 4,168.58/x
  3. Step 3: Cross multiply
    10,013.33x = 15,019.90 × 4,168.58
  4. Step 4: Simplify right side
    10,013.33x = 62,611,569.22
  5. Step 5: Solve for x
    x = 62,611,569.22/10,013.33
  6. Step 6: Final answer
    x = 6,252.82

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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.