Home / 32,331.68-44,629.80-21,153.68

Finding the Fourth Proportional to 32,331.68, 44,629.80 and 21,153.68

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Solution

The fourth proportional to 32,331.68, 44,629.80 and 21,153.68 is: 29,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,331.68 : 44,629.80 = 21,153.68 : x
  2. Step 2: Convert to fraction form
    32,331.68/44,629.80 = 21,153.68/x
  3. Step 3: Cross multiply
    32,331.68x = 44,629.80 × 21,153.68
  4. Step 4: Simplify right side
    32,331.68x = 944,084,507.66
  5. Step 5: Solve for x
    x = 944,084,507.66/32,331.68
  6. Step 6: Final answer
    x = 29,199.98

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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.