Home / 21,593.06-29,800.84-13,095.57

Finding the Fourth Proportional to 21,593.06, 29,800.84 and 13,095.57

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Solution

The fourth proportional to 21,593.06, 29,800.84 and 13,095.57 is: 18,073.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.06 : 29,800.84 = 13,095.57 : x
  2. Step 2: Convert to fraction form
    21,593.06/29,800.84 = 13,095.57/x
  3. Step 3: Cross multiply
    21,593.06x = 29,800.84 × 13,095.57
  4. Step 4: Simplify right side
    21,593.06x = 390,259,053.02
  5. Step 5: Solve for x
    x = 390,259,053.02/21,593.06
  6. Step 6: Final answer
    x = 18,073.36

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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.