Home / 26,448.12-39,632.50-15,328.76

Finding the Fourth Proportional to 26,448.12, 39,632.50 and 15,328.76

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Solution

The fourth proportional to 26,448.12, 39,632.50 and 15,328.76 is: 22,970.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.12 : 39,632.50 = 15,328.76 : x
  2. Step 2: Convert to fraction form
    26,448.12/39,632.50 = 15,328.76/x
  3. Step 3: Cross multiply
    26,448.12x = 39,632.50 × 15,328.76
  4. Step 4: Simplify right side
    26,448.12x = 607,517,080.70
  5. Step 5: Solve for x
    x = 607,517,080.70/26,448.12
  6. Step 6: Final answer
    x = 22,970.14

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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.