Home / 34,181.02-47,156.66-21,411.98

Finding the Fourth Proportional to 34,181.02, 47,156.66 and 21,411.98

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Solution

The fourth proportional to 34,181.02, 47,156.66 and 21,411.98 is: 29,540.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,181.02 : 47,156.66 = 21,411.98 : x
  2. Step 2: Convert to fraction form
    34,181.02/47,156.66 = 21,411.98/x
  3. Step 3: Cross multiply
    34,181.02x = 47,156.66 × 21,411.98
  4. Step 4: Simplify right side
    34,181.02x = 1,009,717,353.73
  5. Step 5: Solve for x
    x = 1,009,717,353.73/34,181.02
  6. Step 6: Final answer
    x = 29,540.30

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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.