Home / 29,681.35-40,960.10-16,252.36

Finding the Fourth Proportional to 29,681.35, 40,960.10 and 16,252.36

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Solution

The fourth proportional to 29,681.35, 40,960.10 and 16,252.36 is: 22,428.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,681.35 : 40,960.10 = 16,252.36 : x
  2. Step 2: Convert to fraction form
    29,681.35/40,960.10 = 16,252.36/x
  3. Step 3: Cross multiply
    29,681.35x = 40,960.10 × 16,252.36
  4. Step 4: Simplify right side
    29,681.35x = 665,698,229.07
  5. Step 5: Solve for x
    x = 665,698,229.07/29,681.35
  6. Step 6: Final answer
    x = 22,428.17

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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.