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Finding the Fourth Proportional to 35,240.58, 48,630.42 and 21,101.22

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Solution

The fourth proportional to 35,240.58, 48,630.42 and 21,101.22 is: 29,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,240.58 : 48,630.42 = 21,101.22 : x
  2. Step 2: Convert to fraction form
    35,240.58/48,630.42 = 21,101.22/x
  3. Step 3: Cross multiply
    35,240.58x = 48,630.42 × 21,101.22
  4. Step 4: Simplify right side
    35,240.58x = 1,026,161,191.11
  5. Step 5: Solve for x
    x = 1,026,161,191.11/35,240.58
  6. Step 6: Final answer
    x = 29,118.74

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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.