Home / 23,427.54-32,329.88-13,356.40

Finding the Fourth Proportional to 23,427.54, 32,329.88 and 13,356.40

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Solution

The fourth proportional to 23,427.54, 32,329.88 and 13,356.40 is: 18,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,427.54 : 32,329.88 = 13,356.40 : x
  2. Step 2: Convert to fraction form
    23,427.54/32,329.88 = 13,356.40/x
  3. Step 3: Cross multiply
    23,427.54x = 32,329.88 × 13,356.40
  4. Step 4: Simplify right side
    23,427.54x = 431,810,809.23
  5. Step 5: Solve for x
    x = 431,810,809.23/23,427.54
  6. Step 6: Final answer
    x = 18,431.76

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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.