Home / 19,108.60-26,368.36-10,609.92

Finding the Fourth Proportional to 19,108.60, 26,368.36 and 10,609.92

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Solution

The fourth proportional to 19,108.60, 26,368.36 and 10,609.92 is: 14,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108.60 : 26,368.36 = 10,609.92 : x
  2. Step 2: Convert to fraction form
    19,108.60/26,368.36 = 10,609.92/x
  3. Step 3: Cross multiply
    19,108.60x = 26,368.36 × 10,609.92
  4. Step 4: Simplify right side
    19,108.60x = 279,766,190.13
  5. Step 5: Solve for x
    x = 279,766,190.13/19,108.60
  6. Step 6: Final answer
    x = 14,640.85

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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.