Home / 32,661.56-45,073.87-18,515.32

Finding the Fourth Proportional to 32,661.56, 45,073.87 and 18,515.32

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Solution

The fourth proportional to 32,661.56, 45,073.87 and 18,515.32 is: 25,551.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,661.56 : 45,073.87 = 18,515.32 : x
  2. Step 2: Convert to fraction form
    32,661.56/45,073.87 = 18,515.32/x
  3. Step 3: Cross multiply
    32,661.56x = 45,073.87 × 18,515.32
  4. Step 4: Simplify right side
    32,661.56x = 834,556,967.72
  5. Step 5: Solve for x
    x = 834,556,967.72/32,661.56
  6. Step 6: Final answer
    x = 25,551.65

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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.