Home / 26,751.51-40,127.18-8,031.49

Finding the Fourth Proportional to 26,751.51, 40,127.18 and 8,031.49

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Solution

The fourth proportional to 26,751.51, 40,127.18 and 8,031.49 is: 12,047.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,751.51 : 40,127.18 = 8,031.49 : x
  2. Step 2: Convert to fraction form
    26,751.51/40,127.18 = 8,031.49/x
  3. Step 3: Cross multiply
    26,751.51x = 40,127.18 × 8,031.49
  4. Step 4: Simplify right side
    26,751.51x = 322,280,904.42
  5. Step 5: Solve for x
    x = 322,280,904.42/26,751.51
  6. Step 6: Final answer
    x = 12,047.20

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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.