Home / 32,765.08-45,215.78-18,617.94

Finding the Fourth Proportional to 32,765.08, 45,215.78 and 18,617.94

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Solution

The fourth proportional to 32,765.08, 45,215.78 and 18,617.94 is: 25,692.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,765.08 : 45,215.78 = 18,617.94 : x
  2. Step 2: Convert to fraction form
    32,765.08/45,215.78 = 18,617.94/x
  3. Step 3: Cross multiply
    32,765.08x = 45,215.78 × 18,617.94
  4. Step 4: Simplify right side
    32,765.08x = 841,824,679.09
  5. Step 5: Solve for x
    x = 841,824,679.09/32,765.08
  6. Step 6: Final answer
    x = 25,692.74

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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.