Home / 28,222.17-42,303.62-9,495.71

Finding the Fourth Proportional to 28,222.17, 42,303.62 and 9,495.71

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Solution

The fourth proportional to 28,222.17, 42,303.62 and 9,495.71 is: 14,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,222.17 : 42,303.62 = 9,495.71 : x
  2. Step 2: Convert to fraction form
    28,222.17/42,303.62 = 9,495.71/x
  3. Step 3: Cross multiply
    28,222.17x = 42,303.62 × 9,495.71
  4. Step 4: Simplify right side
    28,222.17x = 401,702,799.01
  5. Step 5: Solve for x
    x = 401,702,799.01/28,222.17
  6. Step 6: Final answer
    x = 14,233.59

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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.