Home / 13,263.66-18,304.02-7,295.58

Finding the Fourth Proportional to 13,263.66, 18,304.02 and 7,295.58

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Solution

The fourth proportional to 13,263.66, 18,304.02 and 7,295.58 is: 10,067.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.66 : 18,304.02 = 7,295.58 : x
  2. Step 2: Convert to fraction form
    13,263.66/18,304.02 = 7,295.58/x
  3. Step 3: Cross multiply
    13,263.66x = 18,304.02 × 7,295.58
  4. Step 4: Simplify right side
    13,263.66x = 133,538,442.23
  5. Step 5: Solve for x
    x = 133,538,442.23/13,263.66
  6. Step 6: Final answer
    x = 10,067.99

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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.