Home / 23,813.81-32,862.80-13,742.13

Finding the Fourth Proportional to 23,813.81, 32,862.80 and 13,742.13

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Solution

The fourth proportional to 23,813.81, 32,862.80 and 13,742.13 is: 18,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,813.81 : 32,862.80 = 13,742.13 : x
  2. Step 2: Convert to fraction form
    23,813.81/32,862.80 = 13,742.13/x
  3. Step 3: Cross multiply
    23,813.81x = 32,862.80 × 13,742.13
  4. Step 4: Simplify right side
    23,813.81x = 451,604,801.05
  5. Step 5: Solve for x
    x = 451,604,801.05/23,813.81
  6. Step 6: Final answer
    x = 18,963.99

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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.