Home / 15,925.30-23,780.23-13,850.08

Finding the Fourth Proportional to 15,925.30, 23,780.23 and 13,850.08

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Solution

The fourth proportional to 15,925.30, 23,780.23 and 13,850.08 is: 20,681.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.30 : 23,780.23 = 13,850.08 : x
  2. Step 2: Convert to fraction form
    15,925.30/23,780.23 = 13,850.08/x
  3. Step 3: Cross multiply
    15,925.30x = 23,780.23 × 13,850.08
  4. Step 4: Simplify right side
    15,925.30x = 329,357,993.84
  5. Step 5: Solve for x
    x = 329,357,993.84/15,925.30
  6. Step 6: Final answer
    x = 20,681.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.