Home / 26,315.93-39,472.61-9,674.69

Finding the Fourth Proportional to 26,315.93, 39,472.61 and 9,674.69

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Solution

The fourth proportional to 26,315.93, 39,472.61 and 9,674.69 is: 14,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.93 : 39,472.61 = 9,674.69 : x
  2. Step 2: Convert to fraction form
    26,315.93/39,472.61 = 9,674.69/x
  3. Step 3: Cross multiply
    26,315.93x = 39,472.61 × 9,674.69
  4. Step 4: Simplify right side
    26,315.93x = 381,885,019.50
  5. Step 5: Solve for x
    x = 381,885,019.50/26,315.93
  6. Step 6: Final answer
    x = 14,511.55

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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.