Home / 22,337.40-30,818.70-12,902.52

Finding the Fourth Proportional to 22,337.40, 30,818.70 and 12,902.52

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Solution

The fourth proportional to 22,337.40, 30,818.70 and 12,902.52 is: 17,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,337.40 : 30,818.70 = 12,902.52 : x
  2. Step 2: Convert to fraction form
    22,337.40/30,818.70 = 12,902.52/x
  3. Step 3: Cross multiply
    22,337.40x = 30,818.70 × 12,902.52
  4. Step 4: Simplify right side
    22,337.40x = 397,638,893.12
  5. Step 5: Solve for x
    x = 397,638,893.12/22,337.40
  6. Step 6: Final answer
    x = 17,801.49

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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.