Home / 19,074.24-26,319.96-11,117.88

Finding the Fourth Proportional to 19,074.24, 26,319.96 and 11,117.88

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Solution

The fourth proportional to 19,074.24, 26,319.96 and 11,117.88 is: 15,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,074.24 : 26,319.96 = 11,117.88 : x
  2. Step 2: Convert to fraction form
    19,074.24/26,319.96 = 11,117.88/x
  3. Step 3: Cross multiply
    19,074.24x = 26,319.96 × 11,117.88
  4. Step 4: Simplify right side
    19,074.24x = 292,622,156.88
  5. Step 5: Solve for x
    x = 292,622,156.88/19,074.24
  6. Step 6: Final answer
    x = 15,341.22

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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.