Home / 48,147.60-66,443-26,926.80

Finding the Fourth Proportional to 48,147.60, 66,443 and 26,926.80

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Solution

The fourth proportional to 48,147.60, 66,443 and 26,926.80 is: 37,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,147.60 : 66,443 = 26,926.80 : x
  2. Step 2: Convert to fraction form
    48,147.60/66,443 = 26,926.80/x
  3. Step 3: Cross multiply
    48,147.60x = 66,443 × 26,926.80
  4. Step 4: Simplify right side
    48,147.60x = 1,789,097,372.40
  5. Step 5: Solve for x
    x = 1,789,097,372.40/48,147.60
  6. Step 6: Final answer
    x = 37,158.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.