Home / 13,284.43-18,332.47-7,316.10

Finding the Fourth Proportional to 13,284.43, 18,332.47 and 7,316.10

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Solution

The fourth proportional to 13,284.43, 18,332.47 and 7,316.10 is: 10,096.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.43 : 18,332.47 = 7,316.10 : x
  2. Step 2: Convert to fraction form
    13,284.43/18,332.47 = 7,316.10/x
  3. Step 3: Cross multiply
    13,284.43x = 18,332.47 × 7,316.10
  4. Step 4: Simplify right side
    13,284.43x = 134,122,183.77
  5. Step 5: Solve for x
    x = 134,122,183.77/13,284.43
  6. Step 6: Final answer
    x = 10,096.19

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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.