Home / 22,156.03-30,575.32-14,209.02

Finding the Fourth Proportional to 22,156.03, 30,575.32 and 14,209.02

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Solution

The fourth proportional to 22,156.03, 30,575.32 and 14,209.02 is: 19,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,156.03 : 30,575.32 = 14,209.02 : x
  2. Step 2: Convert to fraction form
    22,156.03/30,575.32 = 14,209.02/x
  3. Step 3: Cross multiply
    22,156.03x = 30,575.32 × 14,209.02
  4. Step 4: Simplify right side
    22,156.03x = 434,445,377.79
  5. Step 5: Solve for x
    x = 434,445,377.79/22,156.03
  6. Step 6: Final answer
    x = 19,608.45

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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.