Home / 26,810.48-40,189.80-10,159.04

Finding the Fourth Proportional to 26,810.48, 40,189.80 and 10,159.04

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Solution

The fourth proportional to 26,810.48, 40,189.80 and 10,159.04 is: 15,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,810.48 : 40,189.80 = 10,159.04 : x
  2. Step 2: Convert to fraction form
    26,810.48/40,189.80 = 10,159.04/x
  3. Step 3: Cross multiply
    26,810.48x = 40,189.80 × 10,159.04
  4. Step 4: Simplify right side
    26,810.48x = 408,289,785.79
  5. Step 5: Solve for x
    x = 408,289,785.79/26,810.48
  6. Step 6: Final answer
    x = 15,228.74

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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.