Home / 13,301.12-19,952.76-7,460.48

Finding the Fourth Proportional to 13,301.12, 19,952.76 and 7,460.48

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Solution

The fourth proportional to 13,301.12, 19,952.76 and 7,460.48 is: 11,191.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.12 : 19,952.76 = 7,460.48 : x
  2. Step 2: Convert to fraction form
    13,301.12/19,952.76 = 7,460.48/x
  3. Step 3: Cross multiply
    13,301.12x = 19,952.76 × 7,460.48
  4. Step 4: Simplify right side
    13,301.12x = 148,857,166.92
  5. Step 5: Solve for x
    x = 148,857,166.92/13,301.12
  6. Step 6: Final answer
    x = 11,191.33

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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.