Home / 22,316.94-30,798.28-13,362.66

Finding the Fourth Proportional to 22,316.94, 30,798.28 and 13,362.66

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Solution

The fourth proportional to 22,316.94, 30,798.28 and 13,362.66 is: 18,441.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,316.94 : 30,798.28 = 13,362.66 : x
  2. Step 2: Convert to fraction form
    22,316.94/30,798.28 = 13,362.66/x
  3. Step 3: Cross multiply
    22,316.94x = 30,798.28 × 13,362.66
  4. Step 4: Simplify right side
    22,316.94x = 411,546,944.22
  5. Step 5: Solve for x
    x = 411,546,944.22/22,316.94
  6. Step 6: Final answer
    x = 18,441.01

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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.