Home / 19,280.24-26,615.38-11,322.96

Finding the Fourth Proportional to 19,280.24, 26,615.38 and 11,322.96

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Solution

The fourth proportional to 19,280.24, 26,615.38 and 11,322.96 is: 15,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.24 : 26,615.38 = 11,322.96 : x
  2. Step 2: Convert to fraction form
    19,280.24/26,615.38 = 11,322.96/x
  3. Step 3: Cross multiply
    19,280.24x = 26,615.38 × 11,322.96
  4. Step 4: Simplify right side
    19,280.24x = 301,364,883.12
  5. Step 5: Solve for x
    x = 301,364,883.12/19,280.24
  6. Step 6: Final answer
    x = 15,630.76

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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.