Home / 36,002.60-53,909.40-25,415.45

Finding the Fourth Proportional to 36,002.60, 53,909.40 and 25,415.45

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Solution

The fourth proportional to 36,002.60, 53,909.40 and 25,415.45 is: 38,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,002.60 : 53,909.40 = 25,415.45 : x
  2. Step 2: Convert to fraction form
    36,002.60/53,909.40 = 25,415.45/x
  3. Step 3: Cross multiply
    36,002.60x = 53,909.40 × 25,415.45
  4. Step 4: Simplify right side
    36,002.60x = 1,370,131,660.23
  5. Step 5: Solve for x
    x = 1,370,131,660.23/36,002.60
  6. Step 6: Final answer
    x = 38,056.46

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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.