Home / 32,900.12-45,402.24-18,752.60

Finding the Fourth Proportional to 32,900.12, 45,402.24 and 18,752.60

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Solution

The fourth proportional to 32,900.12, 45,402.24 and 18,752.60 is: 25,878.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900.12 : 45,402.24 = 18,752.60 : x
  2. Step 2: Convert to fraction form
    32,900.12/45,402.24 = 18,752.60/x
  3. Step 3: Cross multiply
    32,900.12x = 45,402.24 × 18,752.60
  4. Step 4: Simplify right side
    32,900.12x = 851,410,045.82
  5. Step 5: Solve for x
    x = 851,410,045.82/32,900.12
  6. Step 6: Final answer
    x = 25,878.63

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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.