Home / 26,868.04-40,298.85-8,147.32

Finding the Fourth Proportional to 26,868.04, 40,298.85 and 8,147.32

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Solution

The fourth proportional to 26,868.04, 40,298.85 and 8,147.32 is: 12,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.04 : 40,298.85 = 8,147.32 : x
  2. Step 2: Convert to fraction form
    26,868.04/40,298.85 = 8,147.32/x
  3. Step 3: Cross multiply
    26,868.04x = 40,298.85 × 8,147.32
  4. Step 4: Simplify right side
    26,868.04x = 328,327,525.83
  5. Step 5: Solve for x
    x = 328,327,525.83/26,868.04
  6. Step 6: Final answer
    x = 12,220.00

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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.