Home / 27,405.81-41,113.02-11,610.89

Finding the Fourth Proportional to 27,405.81, 41,113.02 and 11,610.89

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Solution

The fourth proportional to 27,405.81, 41,113.02 and 11,610.89 is: 17,418.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.81 : 41,113.02 = 11,610.89 : x
  2. Step 2: Convert to fraction form
    27,405.81/41,113.02 = 11,610.89/x
  3. Step 3: Cross multiply
    27,405.81x = 41,113.02 × 11,610.89
  4. Step 4: Simplify right side
    27,405.81x = 477,358,547.22
  5. Step 5: Solve for x
    x = 477,358,547.22/27,405.81
  6. Step 6: Final answer
    x = 17,418.15

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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.