Home / 26,559.70-36,658.61-15,228.99

Finding the Fourth Proportional to 26,559.70, 36,658.61 and 15,228.99

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Solution

The fourth proportional to 26,559.70, 36,658.61 and 15,228.99 is: 21,019.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,559.70 : 36,658.61 = 15,228.99 : x
  2. Step 2: Convert to fraction form
    26,559.70/36,658.61 = 15,228.99/x
  3. Step 3: Cross multiply
    26,559.70x = 36,658.61 × 15,228.99
  4. Step 4: Simplify right side
    26,559.70x = 558,273,586.07
  5. Step 5: Solve for x
    x = 558,273,586.07/26,559.70
  6. Step 6: Final answer
    x = 21,019.58

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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.