Home / 28,613.31-39,484.22-16,035.63

Finding the Fourth Proportional to 28,613.31, 39,484.22 and 16,035.63

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Solution

The fourth proportional to 28,613.31, 39,484.22 and 16,035.63 is: 22,127.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,613.31 : 39,484.22 = 16,035.63 : x
  2. Step 2: Convert to fraction form
    28,613.31/39,484.22 = 16,035.63/x
  3. Step 3: Cross multiply
    28,613.31x = 39,484.22 × 16,035.63
  4. Step 4: Simplify right side
    28,613.31x = 633,154,342.76
  5. Step 5: Solve for x
    x = 633,154,342.76/28,613.31
  6. Step 6: Final answer
    x = 22,127.97

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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.