Home / 15,096.77-20,810.68-10,613.42

Finding the Fourth Proportional to 15,096.77, 20,810.68 and 10,613.42

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Solution

The fourth proportional to 15,096.77, 20,810.68 and 10,613.42 is: 14,630.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096.77 : 20,810.68 = 10,613.42 : x
  2. Step 2: Convert to fraction form
    15,096.77/20,810.68 = 10,613.42/x
  3. Step 3: Cross multiply
    15,096.77x = 20,810.68 × 10,613.42
  4. Step 4: Simplify right side
    15,096.77x = 220,872,487.33
  5. Step 5: Solve for x
    x = 220,872,487.33/15,096.77
  6. Step 6: Final answer
    x = 14,630.45

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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.