Home / 26,649.76-40,000.56-12,808.48

Finding the Fourth Proportional to 26,649.76, 40,000.56 and 12,808.48

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Solution

The fourth proportional to 26,649.76, 40,000.56 and 12,808.48 is: 19,225.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,649.76 : 40,000.56 = 12,808.48 : x
  2. Step 2: Convert to fraction form
    26,649.76/40,000.56 = 12,808.48/x
  3. Step 3: Cross multiply
    26,649.76x = 40,000.56 × 12,808.48
  4. Step 4: Simplify right side
    26,649.76x = 512,346,372.75
  5. Step 5: Solve for x
    x = 512,346,372.75/26,649.76
  6. Step 6: Final answer
    x = 19,225.18

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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.