Home / 18,852.72-26,013.60-10,469.04

Finding the Fourth Proportional to 18,852.72, 26,013.60 and 10,469.04

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Solution

The fourth proportional to 18,852.72, 26,013.60 and 10,469.04 is: 14,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.72 : 26,013.60 = 10,469.04 : x
  2. Step 2: Convert to fraction form
    18,852.72/26,013.60 = 10,469.04/x
  3. Step 3: Cross multiply
    18,852.72x = 26,013.60 × 10,469.04
  4. Step 4: Simplify right side
    18,852.72x = 272,337,418.94
  5. Step 5: Solve for x
    x = 272,337,418.94/18,852.72
  6. Step 6: Final answer
    x = 14,445.52

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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.