Home / 26,122.80-39,184.20-14,458.80

Finding the Fourth Proportional to 26,122.80, 39,184.20 and 14,458.80

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Solution

The fourth proportional to 26,122.80, 39,184.20 and 14,458.80 is: 21,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.80 : 39,184.20 = 14,458.80 : x
  2. Step 2: Convert to fraction form
    26,122.80/39,184.20 = 14,458.80/x
  3. Step 3: Cross multiply
    26,122.80x = 39,184.20 × 14,458.80
  4. Step 4: Simplify right side
    26,122.80x = 566,556,510.96
  5. Step 5: Solve for x
    x = 566,556,510.96/26,122.80
  6. Step 6: Final answer
    x = 21,688.20

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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.