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Finding the Fourth Proportional to 37,296.20, 56,009.10 and 19,800.20

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Solution

The fourth proportional to 37,296.20, 56,009.10 and 19,800.20 is: 29,734.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,296.20 : 56,009.10 = 19,800.20 : x
  2. Step 2: Convert to fraction form
    37,296.20/56,009.10 = 19,800.20/x
  3. Step 3: Cross multiply
    37,296.20x = 56,009.10 × 19,800.20
  4. Step 4: Simplify right side
    37,296.20x = 1,108,991,381.82
  5. Step 5: Solve for x
    x = 1,108,991,381.82/37,296.20
  6. Step 6: Final answer
    x = 29,734.70

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1.5x scale

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.