Home / 22,397.16-30,907.42-12,325.60

Finding the Fourth Proportional to 22,397.16, 30,907.42 and 12,325.60

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Solution

The fourth proportional to 22,397.16, 30,907.42 and 12,325.60 is: 17,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,397.16 : 30,907.42 = 12,325.60 : x
  2. Step 2: Convert to fraction form
    22,397.16/30,907.42 = 12,325.60/x
  3. Step 3: Cross multiply
    22,397.16x = 30,907.42 × 12,325.60
  4. Step 4: Simplify right side
    22,397.16x = 380,952,495.95
  5. Step 5: Solve for x
    x = 380,952,495.95/22,397.16
  6. Step 6: Final answer
    x = 17,008.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.