Home / 28,228.08-42,477.66-23,266.20

Finding the Fourth Proportional to 28,228.08, 42,477.66 and 23,266.20

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Solution

The fourth proportional to 28,228.08, 42,477.66 and 23,266.20 is: 35,011.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228.08 : 42,477.66 = 23,266.20 : x
  2. Step 2: Convert to fraction form
    28,228.08/42,477.66 = 23,266.20/x
  3. Step 3: Cross multiply
    28,228.08x = 42,477.66 × 23,266.20
  4. Step 4: Simplify right side
    28,228.08x = 988,293,733.09
  5. Step 5: Solve for x
    x = 988,293,733.09/28,228.08
  6. Step 6: Final answer
    x = 35,011.02

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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.