Home / 13,094.11-18,069.82-7,125.67

Finding the Fourth Proportional to 13,094.11, 18,069.82 and 7,125.67

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Solution

The fourth proportional to 13,094.11, 18,069.82 and 7,125.67 is: 9,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094.11 : 18,069.82 = 7,125.67 : x
  2. Step 2: Convert to fraction form
    13,094.11/18,069.82 = 7,125.67/x
  3. Step 3: Cross multiply
    13,094.11x = 18,069.82 × 7,125.67
  4. Step 4: Simplify right side
    13,094.11x = 128,759,574.28
  5. Step 5: Solve for x
    x = 128,759,574.28/13,094.11
  6. Step 6: Final answer
    x = 9,833.40

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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.