Home / 18,140.36-25,035.21-10,587.17

Finding the Fourth Proportional to 18,140.36, 25,035.21 and 10,587.17

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Solution

The fourth proportional to 18,140.36, 25,035.21 and 10,587.17 is: 14,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.36 : 25,035.21 = 10,587.17 : x
  2. Step 2: Convert to fraction form
    18,140.36/25,035.21 = 10,587.17/x
  3. Step 3: Cross multiply
    18,140.36x = 25,035.21 × 10,587.17
  4. Step 4: Simplify right side
    18,140.36x = 265,052,086.84
  5. Step 5: Solve for x
    x = 265,052,086.84/18,140.36
  6. Step 6: Final answer
    x = 14,611.19

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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.