Home / 38,267.16-57,405.04-10,188.31

Finding the Fourth Proportional to 38,267.16, 57,405.04 and 10,188.31

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Solution

The fourth proportional to 38,267.16, 57,405.04 and 10,188.31 is: 15,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,267.16 : 57,405.04 = 10,188.31 : x
  2. Step 2: Convert to fraction form
    38,267.16/57,405.04 = 10,188.31/x
  3. Step 3: Cross multiply
    38,267.16x = 57,405.04 × 10,188.31
  4. Step 4: Simplify right side
    38,267.16x = 584,860,343.08
  5. Step 5: Solve for x
    x = 584,860,343.08/38,267.16
  6. Step 6: Final answer
    x = 15,283.61

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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.