Home / 26,488.70-36,586.78-19,804.04

Finding the Fourth Proportional to 26,488.70, 36,586.78 and 19,804.04

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Solution

The fourth proportional to 26,488.70, 36,586.78 and 19,804.04 is: 27,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,488.70 : 36,586.78 = 19,804.04 : x
  2. Step 2: Convert to fraction form
    26,488.70/36,586.78 = 19,804.04/x
  3. Step 3: Cross multiply
    26,488.70x = 36,586.78 × 19,804.04
  4. Step 4: Simplify right side
    26,488.70x = 724,565,871.66
  5. Step 5: Solve for x
    x = 724,565,871.66/26,488.70
  6. Step 6: Final answer
    x = 27,353.78

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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.