Home / 26,270.40-39,405.60-24,715.20

Finding the Fourth Proportional to 26,270.40, 39,405.60 and 24,715.20

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Solution

The fourth proportional to 26,270.40, 39,405.60 and 24,715.20 is: 37,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.40 : 39,405.60 = 24,715.20 : x
  2. Step 2: Convert to fraction form
    26,270.40/39,405.60 = 24,715.20/x
  3. Step 3: Cross multiply
    26,270.40x = 39,405.60 × 24,715.20
  4. Step 4: Simplify right side
    26,270.40x = 973,917,285.12
  5. Step 5: Solve for x
    x = 973,917,285.12/26,270.40
  6. Step 6: Final answer
    x = 37,072.80

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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.