Home / 19,031.64-26,263.62-11,074.34

Finding the Fourth Proportional to 19,031.64, 26,263.62 and 11,074.34

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Solution

The fourth proportional to 19,031.64, 26,263.62 and 11,074.34 is: 15,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.64 : 26,263.62 = 11,074.34 : x
  2. Step 2: Convert to fraction form
    19,031.64/26,263.62 = 11,074.34/x
  3. Step 3: Cross multiply
    19,031.64x = 26,263.62 × 11,074.34
  4. Step 4: Simplify right side
    19,031.64x = 290,852,126.19
  5. Step 5: Solve for x
    x = 290,852,126.19/19,031.64
  6. Step 6: Final answer
    x = 15,282.56

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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.