Home / 14,508.50-21,761.29-4,645.13

Finding the Fourth Proportional to 14,508.50, 21,761.29 and 4,645.13

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Solution

The fourth proportional to 14,508.50, 21,761.29 and 4,645.13 is: 6,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.50 : 21,761.29 = 4,645.13 : x
  2. Step 2: Convert to fraction form
    14,508.50/21,761.29 = 4,645.13/x
  3. Step 3: Cross multiply
    14,508.50x = 21,761.29 × 4,645.13
  4. Step 4: Simplify right side
    14,508.50x = 101,083,888.99
  5. Step 5: Solve for x
    x = 101,083,888.99/14,508.50
  6. Step 6: Final answer
    x = 6,967.22

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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.