Home / 48,849.70-73,274.55-11,913.70

Finding the Fourth Proportional to 48,849.70, 73,274.55 and 11,913.70

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Solution

The fourth proportional to 48,849.70, 73,274.55 and 11,913.70 is: 17,870.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,849.70 : 73,274.55 = 11,913.70 : x
  2. Step 2: Convert to fraction form
    48,849.70/73,274.55 = 11,913.70/x
  3. Step 3: Cross multiply
    48,849.70x = 73,274.55 × 11,913.70
  4. Step 4: Simplify right side
    48,849.70x = 872,971,006.34
  5. Step 5: Solve for x
    x = 872,971,006.34/48,849.70
  6. Step 6: Final answer
    x = 17,870.55

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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.