Home / 30,389.28-41,935.14-17,469

Finding the Fourth Proportional to 30,389.28, 41,935.14 and 17,469

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Solution

The fourth proportional to 30,389.28, 41,935.14 and 17,469 is: 24,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,389.28 : 41,935.14 = 17,469 : x
  2. Step 2: Convert to fraction form
    30,389.28/41,935.14 = 17,469/x
  3. Step 3: Cross multiply
    30,389.28x = 41,935.14 × 17,469
  4. Step 4: Simplify right side
    30,389.28x = 732,564,960.66
  5. Step 5: Solve for x
    x = 732,564,960.66/30,389.28
  6. Step 6: Final answer
    x = 24,106.03

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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.