Home / 17,765.08-26,638.92-10,371.40

Finding the Fourth Proportional to 17,765.08, 26,638.92 and 10,371.40

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Solution

The fourth proportional to 17,765.08, 26,638.92 and 10,371.40 is: 15,552.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765.08 : 26,638.92 = 10,371.40 : x
  2. Step 2: Convert to fraction form
    17,765.08/26,638.92 = 10,371.40/x
  3. Step 3: Cross multiply
    17,765.08x = 26,638.92 × 10,371.40
  4. Step 4: Simplify right side
    17,765.08x = 276,282,894.89
  5. Step 5: Solve for x
    x = 276,282,894.89/17,765.08
  6. Step 6: Final answer
    x = 15,552.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.