Home / 15,952.36-23,870.22-13,357.12

Finding the Fourth Proportional to 15,952.36, 23,870.22 and 13,357.12

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Solution

The fourth proportional to 15,952.36, 23,870.22 and 13,357.12 is: 19,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.36 : 23,870.22 = 13,357.12 : x
  2. Step 2: Convert to fraction form
    15,952.36/23,870.22 = 13,357.12/x
  3. Step 3: Cross multiply
    15,952.36x = 23,870.22 × 13,357.12
  4. Step 4: Simplify right side
    15,952.36x = 318,837,392.97
  5. Step 5: Solve for x
    x = 318,837,392.97/15,952.36
  6. Step 6: Final answer
    x = 19,986.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.