Home / 28,637.76-39,519.99-16,062.51

Finding the Fourth Proportional to 28,637.76, 39,519.99 and 16,062.51

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Solution

The fourth proportional to 28,637.76, 39,519.99 and 16,062.51 is: 22,166.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,637.76 : 39,519.99 = 16,062.51 : x
  2. Step 2: Convert to fraction form
    28,637.76/39,519.99 = 16,062.51/x
  3. Step 3: Cross multiply
    28,637.76x = 39,519.99 × 16,062.51
  4. Step 4: Simplify right side
    28,637.76x = 634,790,234.57
  5. Step 5: Solve for x
    x = 634,790,234.57/28,637.76
  6. Step 6: Final answer
    x = 22,166.20

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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.