Home / 22,210.32-33,315.60-6,628.08

Finding the Fourth Proportional to 22,210.32, 33,315.60 and 6,628.08

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Solution

The fourth proportional to 22,210.32, 33,315.60 and 6,628.08 is: 9,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,210.32 : 33,315.60 = 6,628.08 : x
  2. Step 2: Convert to fraction form
    22,210.32/33,315.60 = 6,628.08/x
  3. Step 3: Cross multiply
    22,210.32x = 33,315.60 × 6,628.08
  4. Step 4: Simplify right side
    22,210.32x = 220,818,462.05
  5. Step 5: Solve for x
    x = 220,818,462.05/22,210.32
  6. Step 6: Final answer
    x = 9,942.16

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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.