Home / 25,393.07-38,066.27-8,749.14

Finding the Fourth Proportional to 25,393.07, 38,066.27 and 8,749.14

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Solution

The fourth proportional to 25,393.07, 38,066.27 and 8,749.14 is: 13,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,393.07 : 38,066.27 = 8,749.14 : x
  2. Step 2: Convert to fraction form
    25,393.07/38,066.27 = 8,749.14/x
  3. Step 3: Cross multiply
    25,393.07x = 38,066.27 × 8,749.14
  4. Step 4: Simplify right side
    25,393.07x = 333,047,081.76
  5. Step 5: Solve for x
    x = 333,047,081.76/25,393.07
  6. Step 6: Final answer
    x = 13,115.67

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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.