Home / 22,248.85-30,703.09-12,177.03

Finding the Fourth Proportional to 22,248.85, 30,703.09 and 12,177.03

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Solution

The fourth proportional to 22,248.85, 30,703.09 and 12,177.03 is: 16,804.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.85 : 30,703.09 = 12,177.03 : x
  2. Step 2: Convert to fraction form
    22,248.85/30,703.09 = 12,177.03/x
  3. Step 3: Cross multiply
    22,248.85x = 30,703.09 × 12,177.03
  4. Step 4: Simplify right side
    22,248.85x = 373,872,538.42
  5. Step 5: Solve for x
    x = 373,872,538.42/22,248.85
  6. Step 6: Final answer
    x = 16,804.13

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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.