Home / 21,034.02-29,025.63-11,602.56

Finding the Fourth Proportional to 21,034.02, 29,025.63 and 11,602.56

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Solution

The fourth proportional to 21,034.02, 29,025.63 and 11,602.56 is: 16,010.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,034.02 : 29,025.63 = 11,602.56 : x
  2. Step 2: Convert to fraction form
    21,034.02/29,025.63 = 11,602.56/x
  3. Step 3: Cross multiply
    21,034.02x = 29,025.63 × 11,602.56
  4. Step 4: Simplify right side
    21,034.02x = 336,771,613.61
  5. Step 5: Solve for x
    x = 336,771,613.61/21,034.02
  6. Step 6: Final answer
    x = 16,010.81

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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.