Home / 18,284.84-25,233.08-9,901.34

Finding the Fourth Proportional to 18,284.84, 25,233.08 and 9,901.34

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Solution

The fourth proportional to 18,284.84, 25,233.08 and 9,901.34 is: 13,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.84 : 25,233.08 = 9,901.34 : x
  2. Step 2: Convert to fraction form
    18,284.84/25,233.08 = 9,901.34/x
  3. Step 3: Cross multiply
    18,284.84x = 25,233.08 × 9,901.34
  4. Step 4: Simplify right side
    18,284.84x = 249,841,304.33
  5. Step 5: Solve for x
    x = 249,841,304.33/18,284.84
  6. Step 6: Final answer
    x = 13,663.85

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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.