Home / 23,393.81-32,283.29-12,783.42

Finding the Fourth Proportional to 23,393.81, 32,283.29 and 12,783.42

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Solution

The fourth proportional to 23,393.81, 32,283.29 and 12,783.42 is: 17,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,393.81 : 32,283.29 = 12,783.42 : x
  2. Step 2: Convert to fraction form
    23,393.81/32,283.29 = 12,783.42/x
  3. Step 3: Cross multiply
    23,393.81x = 32,283.29 × 12,783.42
  4. Step 4: Simplify right side
    23,393.81x = 412,690,693.64
  5. Step 5: Solve for x
    x = 412,690,693.64/23,393.81
  6. Step 6: Final answer
    x = 17,641.02

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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.