Home / 26,680.80-39,944.40-16,312.80

Finding the Fourth Proportional to 26,680.80, 39,944.40 and 16,312.80

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Solution

The fourth proportional to 26,680.80, 39,944.40 and 16,312.80 is: 24,422.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.80 : 39,944.40 = 16,312.80 : x
  2. Step 2: Convert to fraction form
    26,680.80/39,944.40 = 16,312.80/x
  3. Step 3: Cross multiply
    26,680.80x = 39,944.40 × 16,312.80
  4. Step 4: Simplify right side
    26,680.80x = 651,605,008.32
  5. Step 5: Solve for x
    x = 651,605,008.32/26,680.80
  6. Step 6: Final answer
    x = 24,422.24

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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.