Home / 30,171.17-41,637.17-17,424.12

Finding the Fourth Proportional to 30,171.17, 41,637.17 and 17,424.12

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Solution

The fourth proportional to 30,171.17, 41,637.17 and 17,424.12 is: 24,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,171.17 : 41,637.17 = 17,424.12 : x
  2. Step 2: Convert to fraction form
    30,171.17/41,637.17 = 17,424.12/x
  3. Step 3: Cross multiply
    30,171.17x = 41,637.17 × 17,424.12
  4. Step 4: Simplify right side
    30,171.17x = 725,490,960.32
  5. Step 5: Solve for x
    x = 725,490,960.32/30,171.17
  6. Step 6: Final answer
    x = 24,045.84

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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.