Home / 21,030.59-29,022.18-11,599.14

Finding the Fourth Proportional to 21,030.59, 29,022.18 and 11,599.14

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Solution

The fourth proportional to 21,030.59, 29,022.18 and 11,599.14 is: 16,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,030.59 : 29,022.18 = 11,599.14 : x
  2. Step 2: Convert to fraction form
    21,030.59/29,022.18 = 11,599.14/x
  3. Step 3: Cross multiply
    21,030.59x = 29,022.18 × 11,599.14
  4. Step 4: Simplify right side
    21,030.59x = 336,632,328.93
  5. Step 5: Solve for x
    x = 336,632,328.93/21,030.59
  6. Step 6: Final answer
    x = 16,006.80

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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.