Home / 32,765.58-45,216.45-18,618.44

Finding the Fourth Proportional to 32,765.58, 45,216.45 and 18,618.44

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Solution

The fourth proportional to 32,765.58, 45,216.45 and 18,618.44 is: 25,693.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,765.58 : 45,216.45 = 18,618.44 : x
  2. Step 2: Convert to fraction form
    32,765.58/45,216.45 = 18,618.44/x
  3. Step 3: Cross multiply
    32,765.58x = 45,216.45 × 18,618.44
  4. Step 4: Simplify right side
    32,765.58x = 841,859,535.26
  5. Step 5: Solve for x
    x = 841,859,535.26/32,765.58
  6. Step 6: Final answer
    x = 25,693.41

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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.