Home / 45,814.29-68,718.17-14,223.59

Finding the Fourth Proportional to 45,814.29, 68,718.17 and 14,223.59

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Solution

The fourth proportional to 45,814.29, 68,718.17 and 14,223.59 is: 21,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,814.29 : 68,718.17 = 14,223.59 : x
  2. Step 2: Convert to fraction form
    45,814.29/68,718.17 = 14,223.59/x
  3. Step 3: Cross multiply
    45,814.29x = 68,718.17 × 14,223.59
  4. Step 4: Simplify right side
    45,814.29x = 977,418,660.92
  5. Step 5: Solve for x
    x = 977,418,660.92/45,814.29
  6. Step 6: Final answer
    x = 21,334.36

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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.