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Finding the Fourth Proportional to 25,010.40, 37,515.60 and 24,135.60

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Solution

The fourth proportional to 25,010.40, 37,515.60 and 24,135.60 is: 36,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,010.40 : 37,515.60 = 24,135.60 : x
  2. Step 2: Convert to fraction form
    25,010.40/37,515.60 = 24,135.60/x
  3. Step 3: Cross multiply
    25,010.40x = 37,515.60 × 24,135.60
  4. Step 4: Simplify right side
    25,010.40x = 905,461,515.36
  5. Step 5: Solve for x
    x = 905,461,515.36/25,010.40
  6. Step 6: Final answer
    x = 36,203.40

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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.