Home / 26,160.79-39,188.58-12,101.08

Finding the Fourth Proportional to 26,160.79, 39,188.58 and 12,101.08

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Solution

The fourth proportional to 26,160.79, 39,188.58 and 12,101.08 is: 18,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,160.79 : 39,188.58 = 12,101.08 : x
  2. Step 2: Convert to fraction form
    26,160.79/39,188.58 = 12,101.08/x
  3. Step 3: Cross multiply
    26,160.79x = 39,188.58 × 12,101.08
  4. Step 4: Simplify right side
    26,160.79x = 474,224,141.67
  5. Step 5: Solve for x
    x = 474,224,141.67/26,160.79
  6. Step 6: Final answer
    x = 18,127.29

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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.