Home / 26,450.16-39,663.52-12,398.84

Finding the Fourth Proportional to 26,450.16, 39,663.52 and 12,398.84

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Solution

The fourth proportional to 26,450.16, 39,663.52 and 12,398.84 is: 18,592.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,450.16 : 39,663.52 = 12,398.84 : x
  2. Step 2: Convert to fraction form
    26,450.16/39,663.52 = 12,398.84/x
  3. Step 3: Cross multiply
    26,450.16x = 39,663.52 × 12,398.84
  4. Step 4: Simplify right side
    26,450.16x = 491,781,638.32
  5. Step 5: Solve for x
    x = 491,781,638.32/26,450.16
  6. Step 6: Final answer
    x = 18,592.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.