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Finding the Fourth Proportional to 61,946.60, 85,486.40 and 33,652.28

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Solution

The fourth proportional to 61,946.60, 85,486.40 and 33,652.28 is: 46,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,946.60 : 85,486.40 = 33,652.28 : x
  2. Step 2: Convert to fraction form
    61,946.60/85,486.40 = 33,652.28/x
  3. Step 3: Cross multiply
    61,946.60x = 85,486.40 × 33,652.28
  4. Step 4: Simplify right side
    61,946.60x = 2,876,812,268.99
  5. Step 5: Solve for x
    x = 2,876,812,268.99/61,946.60
  6. Step 6: Final answer
    x = 46,440.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.