Home / 12,569.31-17,344.35-7,263.36

Finding the Fourth Proportional to 12,569.31, 17,344.35 and 7,263.36

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Solution

The fourth proportional to 12,569.31, 17,344.35 and 7,263.36 is: 10,022.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,569.31 : 17,344.35 = 7,263.36 : x
  2. Step 2: Convert to fraction form
    12,569.31/17,344.35 = 7,263.36/x
  3. Step 3: Cross multiply
    12,569.31x = 17,344.35 × 7,263.36
  4. Step 4: Simplify right side
    12,569.31x = 125,978,258.02
  5. Step 5: Solve for x
    x = 125,978,258.02/12,569.31
  6. Step 6: Final answer
    x = 10,022.69

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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.