Home / 29,311.07-40,463.22-19,637.18

Finding the Fourth Proportional to 29,311.07, 40,463.22 and 19,637.18

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Solution

The fourth proportional to 29,311.07, 40,463.22 and 19,637.18 is: 27,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,311.07 : 40,463.22 = 19,637.18 : x
  2. Step 2: Convert to fraction form
    29,311.07/40,463.22 = 19,637.18/x
  3. Step 3: Cross multiply
    29,311.07x = 40,463.22 × 19,637.18
  4. Step 4: Simplify right side
    29,311.07x = 794,583,332.20
  5. Step 5: Solve for x
    x = 794,583,332.20/29,311.07
  6. Step 6: Final answer
    x = 27,108.65

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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.