Home / 22,374.06-30,876.18-12,303.14

Finding the Fourth Proportional to 22,374.06, 30,876.18 and 12,303.14

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Solution

The fourth proportional to 22,374.06, 30,876.18 and 12,303.14 is: 16,978.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,374.06 : 30,876.18 = 12,303.14 : x
  2. Step 2: Convert to fraction form
    22,374.06/30,876.18 = 12,303.14/x
  3. Step 3: Cross multiply
    22,374.06x = 30,876.18 × 12,303.14
  4. Step 4: Simplify right side
    22,374.06x = 379,873,965.21
  5. Step 5: Solve for x
    x = 379,873,965.21/22,374.06
  6. Step 6: Final answer
    x = 16,978.32

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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.