Home / 13,094-18,065.16-7,428.08

Finding the Fourth Proportional to 13,094, 18,065.16 and 7,428.08

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Solution

The fourth proportional to 13,094, 18,065.16 and 7,428.08 is: 10,248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094 : 18,065.16 = 7,428.08 : x
  2. Step 2: Convert to fraction form
    13,094/18,065.16 = 7,428.08/x
  3. Step 3: Cross multiply
    13,094x = 18,065.16 × 7,428.08
  4. Step 4: Simplify right side
    13,094x = 134,189,453.69
  5. Step 5: Solve for x
    x = 134,189,453.69/13,094
  6. Step 6: Final answer
    x = 10,248.16

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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.