Home / 27,207.10-40,810.65-15,543.10

Finding the Fourth Proportional to 27,207.10, 40,810.65 and 15,543.10

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Solution

The fourth proportional to 27,207.10, 40,810.65 and 15,543.10 is: 23,314.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,207.10 : 40,810.65 = 15,543.10 : x
  2. Step 2: Convert to fraction form
    27,207.10/40,810.65 = 15,543.10/x
  3. Step 3: Cross multiply
    27,207.10x = 40,810.65 × 15,543.10
  4. Step 4: Simplify right side
    27,207.10x = 634,324,014.02
  5. Step 5: Solve for x
    x = 634,324,014.02/27,207.10
  6. Step 6: Final answer
    x = 23,314.65

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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.