Home / 25,343.32-38,011.74-10,549.48

Finding the Fourth Proportional to 25,343.32, 38,011.74 and 10,549.48

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Solution

The fourth proportional to 25,343.32, 38,011.74 and 10,549.48 is: 15,822.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.32 : 38,011.74 = 10,549.48 : x
  2. Step 2: Convert to fraction form
    25,343.32/38,011.74 = 10,549.48/x
  3. Step 3: Cross multiply
    25,343.32x = 38,011.74 × 10,549.48
  4. Step 4: Simplify right side
    25,343.32x = 401,004,090.90
  5. Step 5: Solve for x
    x = 401,004,090.90/25,343.32
  6. Step 6: Final answer
    x = 15,822.87

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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.