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Finding the Fourth Proportional to 61,775.30, 92,662.14 and 15,028.22

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Solution

The fourth proportional to 61,775.30, 92,662.14 and 15,028.22 is: 22,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,775.30 : 92,662.14 = 15,028.22 : x
  2. Step 2: Convert to fraction form
    61,775.30/92,662.14 = 15,028.22/x
  3. Step 3: Cross multiply
    61,775.30x = 92,662.14 × 15,028.22
  4. Step 4: Simplify right side
    61,775.30x = 1,392,547,025.59
  5. Step 5: Solve for x
    x = 1,392,547,025.59/61,775.30
  6. Step 6: Final answer
    x = 22,542.13

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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.