Home / 45,095.29-67,645.91-11,816.17

Finding the Fourth Proportional to 45,095.29, 67,645.91 and 11,816.17

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Solution

The fourth proportional to 45,095.29, 67,645.91 and 11,816.17 is: 17,725.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,095.29 : 67,645.91 = 11,816.17 : x
  2. Step 2: Convert to fraction form
    45,095.29/67,645.91 = 11,816.17/x
  3. Step 3: Cross multiply
    45,095.29x = 67,645.91 × 11,816.17
  4. Step 4: Simplify right side
    45,095.29x = 799,315,572.36
  5. Step 5: Solve for x
    x = 799,315,572.36/45,095.29
  6. Step 6: Final answer
    x = 17,725.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.