Home / 22,320.16-33,456.48-10,608.64

Finding the Fourth Proportional to 22,320.16, 33,456.48 and 10,608.64

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Solution

The fourth proportional to 22,320.16, 33,456.48 and 10,608.64 is: 15,901.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,320.16 : 33,456.48 = 10,608.64 : x
  2. Step 2: Convert to fraction form
    22,320.16/33,456.48 = 10,608.64/x
  3. Step 3: Cross multiply
    22,320.16x = 33,456.48 × 10,608.64
  4. Step 4: Simplify right side
    22,320.16x = 354,927,751.99
  5. Step 5: Solve for x
    x = 354,927,751.99/22,320.16
  6. Step 6: Final answer
    x = 15,901.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.