Home / 26,561.40-39,823.61-11,762.30

Finding the Fourth Proportional to 26,561.40, 39,823.61 and 11,762.30

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Solution

The fourth proportional to 26,561.40, 39,823.61 and 11,762.30 is: 17,635.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,561.40 : 39,823.61 = 11,762.30 : x
  2. Step 2: Convert to fraction form
    26,561.40/39,823.61 = 11,762.30/x
  3. Step 3: Cross multiply
    26,561.40x = 39,823.61 × 11,762.30
  4. Step 4: Simplify right side
    26,561.40x = 468,416,989.97
  5. Step 5: Solve for x
    x = 468,416,989.97/26,561.40
  6. Step 6: Final answer
    x = 17,635.25

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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.