Home / 26,340.42-39,510.63-11,545.98

Finding the Fourth Proportional to 26,340.42, 39,510.63 and 11,545.98

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Solution

The fourth proportional to 26,340.42, 39,510.63 and 11,545.98 is: 17,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,340.42 : 39,510.63 = 11,545.98 : x
  2. Step 2: Convert to fraction form
    26,340.42/39,510.63 = 11,545.98/x
  3. Step 3: Cross multiply
    26,340.42x = 39,510.63 × 11,545.98
  4. Step 4: Simplify right side
    26,340.42x = 456,188,943.77
  5. Step 5: Solve for x
    x = 456,188,943.77/26,340.42
  6. Step 6: Final answer
    x = 17,318.97

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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.