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Finding the Fourth Proportional to 35,246.80, 52,913.40 and 34,987.60

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Solution

The fourth proportional to 35,246.80, 52,913.40 and 34,987.60 is: 52,524.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,246.80 : 52,913.40 = 34,987.60 : x
  2. Step 2: Convert to fraction form
    35,246.80/52,913.40 = 34,987.60/x
  3. Step 3: Cross multiply
    35,246.80x = 52,913.40 × 34,987.60
  4. Step 4: Simplify right side
    35,246.80x = 1,851,312,873.84
  5. Step 5: Solve for x
    x = 1,851,312,873.84/35,246.80
  6. Step 6: Final answer
    x = 52,524.28

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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.