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Finding the Fourth Proportional to 29,501.50, 40,712.43 and 16,927.42

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Solution

The fourth proportional to 29,501.50, 40,712.43 and 16,927.42 is: 23,360.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,501.50 : 40,712.43 = 16,927.42 : x
  2. Step 2: Convert to fraction form
    29,501.50/40,712.43 = 16,927.42/x
  3. Step 3: Cross multiply
    29,501.50x = 40,712.43 × 16,927.42
  4. Step 4: Simplify right side
    29,501.50x = 689,156,401.83
  5. Step 5: Solve for x
    x = 689,156,401.83/29,501.50
  6. Step 6: Final answer
    x = 23,360.05

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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.