Home / 25,803.51-38,709.14-9,162.16

Finding the Fourth Proportional to 25,803.51, 38,709.14 and 9,162.16

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Solution

The fourth proportional to 25,803.51, 38,709.14 and 9,162.16 is: 13,744.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,803.51 : 38,709.14 = 9,162.16 : x
  2. Step 2: Convert to fraction form
    25,803.51/38,709.14 = 9,162.16/x
  3. Step 3: Cross multiply
    25,803.51x = 38,709.14 × 9,162.16
  4. Step 4: Simplify right side
    25,803.51x = 354,659,334.14
  5. Step 5: Solve for x
    x = 354,659,334.14/25,803.51
  6. Step 6: Final answer
    x = 13,744.62

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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.