Home / 22,248.60-30,703.08-12,177.02

Finding the Fourth Proportional to 22,248.60, 30,703.08 and 12,177.02

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Solution

The fourth proportional to 22,248.60, 30,703.08 and 12,177.02 is: 16,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.60 : 30,703.08 = 12,177.02 : x
  2. Step 2: Convert to fraction form
    22,248.60/30,703.08 = 12,177.02/x
  3. Step 3: Cross multiply
    22,248.60x = 30,703.08 × 12,177.02
  4. Step 4: Simplify right side
    22,248.60x = 373,872,019.22
  5. Step 5: Solve for x
    x = 373,872,019.22/22,248.60
  6. Step 6: Final answer
    x = 16,804.29

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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.