Home / 18,277.26-25,222.73-9,893.76

Finding the Fourth Proportional to 18,277.26, 25,222.73 and 9,893.76

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Solution

The fourth proportional to 18,277.26, 25,222.73 and 9,893.76 is: 13,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.26 : 25,222.73 = 9,893.76 : x
  2. Step 2: Convert to fraction form
    18,277.26/25,222.73 = 9,893.76/x
  3. Step 3: Cross multiply
    18,277.26x = 25,222.73 × 9,893.76
  4. Step 4: Simplify right side
    18,277.26x = 249,547,587.70
  5. Step 5: Solve for x
    x = 249,547,587.70/18,277.26
  6. Step 6: Final answer
    x = 13,653.45

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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.