Home / 10,288.06-15,341.75-10,194.51

Finding the Fourth Proportional to 10,288.06, 15,341.75 and 10,194.51

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Solution

The fourth proportional to 10,288.06, 15,341.75 and 10,194.51 is: 15,202.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,288.06 : 15,341.75 = 10,194.51 : x
  2. Step 2: Convert to fraction form
    10,288.06/15,341.75 = 10,194.51/x
  3. Step 3: Cross multiply
    10,288.06x = 15,341.75 × 10,194.51
  4. Step 4: Simplify right side
    10,288.06x = 156,401,623.79
  5. Step 5: Solve for x
    x = 156,401,623.79/10,288.06
  6. Step 6: Final answer
    x = 15,202.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.