Home / 13,284.37-18,332.57-7,316.23

Finding the Fourth Proportional to 13,284.37, 18,332.57 and 7,316.23

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Solution

The fourth proportional to 13,284.37, 18,332.57 and 7,316.23 is: 10,096.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,284.37 : 18,332.57 = 7,316.23 : x
  2. Step 2: Convert to fraction form
    13,284.37/18,332.57 = 7,316.23/x
  3. Step 3: Cross multiply
    13,284.37x = 18,332.57 × 7,316.23
  4. Step 4: Simplify right side
    13,284.37x = 134,125,298.61
  5. Step 5: Solve for x
    x = 134,125,298.61/13,284.37
  6. Step 6: Final answer
    x = 10,096.47

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Double scale
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Similar ratio
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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.