Home / 26,136.84-39,283.02-12,295.56

Finding the Fourth Proportional to 26,136.84, 39,283.02 and 12,295.56

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Solution

The fourth proportional to 26,136.84, 39,283.02 and 12,295.56 is: 18,479.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,136.84 : 39,283.02 = 12,295.56 : x
  2. Step 2: Convert to fraction form
    26,136.84/39,283.02 = 12,295.56/x
  3. Step 3: Cross multiply
    26,136.84x = 39,283.02 × 12,295.56
  4. Step 4: Simplify right side
    26,136.84x = 483,006,729.39
  5. Step 5: Solve for x
    x = 483,006,729.39/26,136.84
  6. Step 6: Final answer
    x = 18,479.92

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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.