Home / 26,647.84-39,967.76-16,756.96

Finding the Fourth Proportional to 26,647.84, 39,967.76 and 16,756.96

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Solution

The fourth proportional to 26,647.84, 39,967.76 and 16,756.96 is: 25,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,647.84 : 39,967.76 = 16,756.96 : x
  2. Step 2: Convert to fraction form
    26,647.84/39,967.76 = 16,756.96/x
  3. Step 3: Cross multiply
    26,647.84x = 39,967.76 × 16,756.96
  4. Step 4: Simplify right side
    26,647.84x = 669,738,155.61
  5. Step 5: Solve for x
    x = 669,738,155.61/26,647.84
  6. Step 6: Final answer
    x = 25,132.92

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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.