Home / 15,769.02-23,669.93-11,613.72

Finding the Fourth Proportional to 15,769.02, 23,669.93 and 11,613.72

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Solution

The fourth proportional to 15,769.02, 23,669.93 and 11,613.72 is: 17,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.02 : 23,669.93 = 11,613.72 : x
  2. Step 2: Convert to fraction form
    15,769.02/23,669.93 = 11,613.72/x
  3. Step 3: Cross multiply
    15,769.02x = 23,669.93 × 11,613.72
  4. Step 4: Simplify right side
    15,769.02x = 274,895,968.47
  5. Step 5: Solve for x
    x = 274,895,968.47/15,769.02
  6. Step 6: Final answer
    x = 17,432.66

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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.