Home / 15,733.47-23,707.78-13,019.97

Finding the Fourth Proportional to 15,733.47, 23,707.78 and 13,019.97

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Solution

The fourth proportional to 15,733.47, 23,707.78 and 13,019.97 is: 19,618.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,733.47 : 23,707.78 = 13,019.97 : x
  2. Step 2: Convert to fraction form
    15,733.47/23,707.78 = 13,019.97/x
  3. Step 3: Cross multiply
    15,733.47x = 23,707.78 × 13,019.97
  4. Step 4: Simplify right side
    15,733.47x = 308,674,584.37
  5. Step 5: Solve for x
    x = 308,674,584.37/15,733.47
  6. Step 6: Final answer
    x = 19,618.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.