Home / 30,242.19-41,739.39-19,484.04

Finding the Fourth Proportional to 30,242.19, 41,739.39 and 19,484.04

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Solution

The fourth proportional to 30,242.19, 41,739.39 and 19,484.04 is: 26,891.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242.19 : 41,739.39 = 19,484.04 : x
  2. Step 2: Convert to fraction form
    30,242.19/41,739.39 = 19,484.04/x
  3. Step 3: Cross multiply
    30,242.19x = 41,739.39 × 19,484.04
  4. Step 4: Simplify right side
    30,242.19x = 813,251,944.34
  5. Step 5: Solve for x
    x = 813,251,944.34/30,242.19
  6. Step 6: Final answer
    x = 26,891.30

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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.