Home / 21,029.17-29,019.72-11,597.13

Finding the Fourth Proportional to 21,029.17, 29,019.72 and 11,597.13

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Solution

The fourth proportional to 21,029.17, 29,019.72 and 11,597.13 is: 16,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,029.17 : 29,019.72 = 11,597.13 : x
  2. Step 2: Convert to fraction form
    21,029.17/29,019.72 = 11,597.13/x
  3. Step 3: Cross multiply
    21,029.17x = 29,019.72 × 11,597.13
  4. Step 4: Simplify right side
    21,029.17x = 336,545,465.40
  5. Step 5: Solve for x
    x = 336,545,465.40/21,029.17
  6. Step 6: Final answer
    x = 16,003.74

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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.