Home / 22,427.02-30,948.15-12,355.26

Finding the Fourth Proportional to 22,427.02, 30,948.15 and 12,355.26

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Solution

The fourth proportional to 22,427.02, 30,948.15 and 12,355.26 is: 17,049.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.02 : 30,948.15 = 12,355.26 : x
  2. Step 2: Convert to fraction form
    22,427.02/30,948.15 = 12,355.26/x
  3. Step 3: Cross multiply
    22,427.02x = 30,948.15 × 12,355.26
  4. Step 4: Simplify right side
    22,427.02x = 382,372,439.77
  5. Step 5: Solve for x
    x = 382,372,439.77/22,427.02
  6. Step 6: Final answer
    x = 17,049.63

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Double scale
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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.