Home / 13,301.37-19,954.76-4,981.19

Finding the Fourth Proportional to 13,301.37, 19,954.76 and 4,981.19

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Solution

The fourth proportional to 13,301.37, 19,954.76 and 4,981.19 is: 7,472.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,301.37 : 19,954.76 = 4,981.19 : x
  2. Step 2: Convert to fraction form
    13,301.37/19,954.76 = 4,981.19/x
  3. Step 3: Cross multiply
    13,301.37x = 19,954.76 × 4,981.19
  4. Step 4: Simplify right side
    13,301.37x = 99,398,326.28
  5. Step 5: Solve for x
    x = 99,398,326.28/13,301.37
  6. Step 6: Final answer
    x = 7,472.79

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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.