Home / 48,415.80-72,623.70-26,220.60

Finding the Fourth Proportional to 48,415.80, 72,623.70 and 26,220.60

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Solution

The fourth proportional to 48,415.80, 72,623.70 and 26,220.60 is: 39,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,415.80 : 72,623.70 = 26,220.60 : x
  2. Step 2: Convert to fraction form
    48,415.80/72,623.70 = 26,220.60/x
  3. Step 3: Cross multiply
    48,415.80x = 72,623.70 × 26,220.60
  4. Step 4: Simplify right side
    48,415.80x = 1,904,236,988.22
  5. Step 5: Solve for x
    x = 1,904,236,988.22/48,415.80
  6. Step 6: Final answer
    x = 39,330.90

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Similar ratio
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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.