Home / 21,708.70-32,562.05-9,053.23

Finding the Fourth Proportional to 21,708.70, 32,562.05 and 9,053.23

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Solution

The fourth proportional to 21,708.70, 32,562.05 and 9,053.23 is: 13,579.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708.70 : 32,562.05 = 9,053.23 : x
  2. Step 2: Convert to fraction form
    21,708.70/32,562.05 = 9,053.23/x
  3. Step 3: Cross multiply
    21,708.70x = 32,562.05 × 9,053.23
  4. Step 4: Simplify right side
    21,708.70x = 294,791,669.15
  5. Step 5: Solve for x
    x = 294,791,669.15/21,708.70
  6. Step 6: Final answer
    x = 13,579.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.