Home / 18,284.76-25,233.09-9,901.26

Finding the Fourth Proportional to 18,284.76, 25,233.09 and 9,901.26

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Solution

The fourth proportional to 18,284.76, 25,233.09 and 9,901.26 is: 13,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.76 : 25,233.09 = 9,901.26 : x
  2. Step 2: Convert to fraction form
    18,284.76/25,233.09 = 9,901.26/x
  3. Step 3: Cross multiply
    18,284.76x = 25,233.09 × 9,901.26
  4. Step 4: Simplify right side
    18,284.76x = 249,839,384.69
  5. Step 5: Solve for x
    x = 249,839,384.69/18,284.76
  6. Step 6: Final answer
    x = 13,663.80

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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.