Home / 26,803.19-40,167.72-10,145.54

Finding the Fourth Proportional to 26,803.19, 40,167.72 and 10,145.54

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Solution

The fourth proportional to 26,803.19, 40,167.72 and 10,145.54 is: 15,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,803.19 : 40,167.72 = 10,145.54 : x
  2. Step 2: Convert to fraction form
    26,803.19/40,167.72 = 10,145.54/x
  3. Step 3: Cross multiply
    26,803.19x = 40,167.72 × 10,145.54
  4. Step 4: Simplify right side
    26,803.19x = 407,523,009.13
  5. Step 5: Solve for x
    x = 407,523,009.13/26,803.19
  6. Step 6: Final answer
    x = 15,204.28

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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.