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Finding the Fourth Proportional to 48,570.84, 72,919.44 and 25,213.68

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Solution

The fourth proportional to 48,570.84, 72,919.44 and 25,213.68 is: 37,853.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,570.84 : 72,919.44 = 25,213.68 : x
  2. Step 2: Convert to fraction form
    48,570.84/72,919.44 = 25,213.68/x
  3. Step 3: Cross multiply
    48,570.84x = 72,919.44 × 25,213.68
  4. Step 4: Simplify right side
    48,570.84x = 1,838,567,425.94
  5. Step 5: Solve for x
    x = 1,838,567,425.94/48,570.84
  6. Step 6: Final answer
    x = 37,853.32

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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.