Home / 27,206.74-40,810.56-8,487.28

Finding the Fourth Proportional to 27,206.74, 40,810.56 and 8,487.28

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Solution

The fourth proportional to 27,206.74, 40,810.56 and 8,487.28 is: 12,731.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,206.74 : 40,810.56 = 8,487.28 : x
  2. Step 2: Convert to fraction form
    27,206.74/40,810.56 = 8,487.28/x
  3. Step 3: Cross multiply
    27,206.74x = 40,810.56 × 8,487.28
  4. Step 4: Simplify right side
    27,206.74x = 346,370,649.68
  5. Step 5: Solve for x
    x = 346,370,649.68/27,206.74
  6. Step 6: Final answer
    x = 12,731.06

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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.