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Finding the Fourth Proportional to 49,337.80, 74,006.70 and 26,009.80

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Solution

The fourth proportional to 49,337.80, 74,006.70 and 26,009.80 is: 39,014.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,337.80 : 74,006.70 = 26,009.80 : x
  2. Step 2: Convert to fraction form
    49,337.80/74,006.70 = 26,009.80/x
  3. Step 3: Cross multiply
    49,337.80x = 74,006.70 × 26,009.80
  4. Step 4: Simplify right side
    49,337.80x = 1,924,899,465.66
  5. Step 5: Solve for x
    x = 1,924,899,465.66/49,337.80
  6. Step 6: Final answer
    x = 39,014.70

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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.