Home / 35,247.42-48,642.12-19,331.88

Finding the Fourth Proportional to 35,247.42, 48,642.12 and 19,331.88

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Solution

The fourth proportional to 35,247.42, 48,642.12 and 19,331.88 is: 26,678.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,247.42 : 48,642.12 = 19,331.88 : x
  2. Step 2: Convert to fraction form
    35,247.42/48,642.12 = 19,331.88/x
  3. Step 3: Cross multiply
    35,247.42x = 48,642.12 × 19,331.88
  4. Step 4: Simplify right side
    35,247.42x = 940,343,626.79
  5. Step 5: Solve for x
    x = 940,343,626.79/35,247.42
  6. Step 6: Final answer
    x = 26,678.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.