Home / 30,156.13-41,617.35-17,411.65

Finding the Fourth Proportional to 30,156.13, 41,617.35 and 17,411.65

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Solution

The fourth proportional to 30,156.13, 41,617.35 and 17,411.65 is: 24,029.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,156.13 : 41,617.35 = 17,411.65 : x
  2. Step 2: Convert to fraction form
    30,156.13/41,617.35 = 17,411.65/x
  3. Step 3: Cross multiply
    30,156.13x = 41,617.35 × 17,411.65
  4. Step 4: Simplify right side
    30,156.13x = 724,626,436.98
  5. Step 5: Solve for x
    x = 724,626,436.98/30,156.13
  6. Step 6: Final answer
    x = 24,029.16

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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.