Home / 30,182.34-41,643.17-18,863.34

Finding the Fourth Proportional to 30,182.34, 41,643.17 and 18,863.34

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Solution

The fourth proportional to 30,182.34, 41,643.17 and 18,863.34 is: 26,026.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,182.34 : 41,643.17 = 18,863.34 : x
  2. Step 2: Convert to fraction form
    30,182.34/41,643.17 = 18,863.34/x
  3. Step 3: Cross multiply
    30,182.34x = 41,643.17 × 18,863.34
  4. Step 4: Simplify right side
    30,182.34x = 785,529,094.65
  5. Step 5: Solve for x
    x = 785,529,094.65/30,182.34
  6. Step 6: Final answer
    x = 26,026.12

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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.