Home / 28,637.34-39,519.99-16,061.82

Finding the Fourth Proportional to 28,637.34, 39,519.99 and 16,061.82

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Solution

The fourth proportional to 28,637.34, 39,519.99 and 16,061.82 is: 22,165.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,637.34 : 39,519.99 = 16,061.82 : x
  2. Step 2: Convert to fraction form
    28,637.34/39,519.99 = 16,061.82/x
  3. Step 3: Cross multiply
    28,637.34x = 39,519.99 × 16,061.82
  4. Step 4: Simplify right side
    28,637.34x = 634,762,965.78
  5. Step 5: Solve for x
    x = 634,762,965.78/28,637.34
  6. Step 6: Final answer
    x = 22,165.57

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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.