Home / 13,252.69-18,287.80-7,284.23

Finding the Fourth Proportional to 13,252.69, 18,287.80 and 7,284.23

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Solution

The fourth proportional to 13,252.69, 18,287.80 and 7,284.23 is: 10,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,252.69 : 18,287.80 = 7,284.23 : x
  2. Step 2: Convert to fraction form
    13,252.69/18,287.80 = 7,284.23/x
  3. Step 3: Cross multiply
    13,252.69x = 18,287.80 × 7,284.23
  4. Step 4: Simplify right side
    13,252.69x = 133,212,541.39
  5. Step 5: Solve for x
    x = 133,212,541.39/13,252.69
  6. Step 6: Final answer
    x = 10,051.74

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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.