Home / 21,664.56-29,888.18-14,593.26

Finding the Fourth Proportional to 21,664.56, 29,888.18 and 14,593.26

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Solution

The fourth proportional to 21,664.56, 29,888.18 and 14,593.26 is: 20,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,664.56 : 29,888.18 = 14,593.26 : x
  2. Step 2: Convert to fraction form
    21,664.56/29,888.18 = 14,593.26/x
  3. Step 3: Cross multiply
    21,664.56x = 29,888.18 × 14,593.26
  4. Step 4: Simplify right side
    21,664.56x = 436,165,981.67
  5. Step 5: Solve for x
    x = 436,165,981.67/21,664.56
  6. Step 6: Final answer
    x = 20,132.70

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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.