Home / 26,405.50-39,608.76-9,756.94

Finding the Fourth Proportional to 26,405.50, 39,608.76 and 9,756.94

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Solution

The fourth proportional to 26,405.50, 39,608.76 and 9,756.94 is: 14,635.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,405.50 : 39,608.76 = 9,756.94 : x
  2. Step 2: Convert to fraction form
    26,405.50/39,608.76 = 9,756.94/x
  3. Step 3: Cross multiply
    26,405.50x = 39,608.76 × 9,756.94
  4. Step 4: Simplify right side
    26,405.50x = 386,460,294.79
  5. Step 5: Solve for x
    x = 386,460,294.79/26,405.50
  6. Step 6: Final answer
    x = 14,635.60

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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.