Home / 19,568.12-27,003.28-10,615.33

Finding the Fourth Proportional to 19,568.12, 27,003.28 and 10,615.33

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Solution

The fourth proportional to 19,568.12, 27,003.28 and 10,615.33 is: 14,648.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.12 : 27,003.28 = 10,615.33 : x
  2. Step 2: Convert to fraction form
    19,568.12/27,003.28 = 10,615.33/x
  3. Step 3: Cross multiply
    19,568.12x = 27,003.28 × 10,615.33
  4. Step 4: Simplify right side
    19,568.12x = 286,648,728.28
  5. Step 5: Solve for x
    x = 286,648,728.28/19,568.12
  6. Step 6: Final answer
    x = 14,648.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.