Home / 39,465.82-59,214.12-18,415.54

Finding the Fourth Proportional to 39,465.82, 59,214.12 and 18,415.54

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Solution

The fourth proportional to 39,465.82, 59,214.12 and 18,415.54 is: 27,630.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,465.82 : 59,214.12 = 18,415.54 : x
  2. Step 2: Convert to fraction form
    39,465.82/59,214.12 = 18,415.54/x
  3. Step 3: Cross multiply
    39,465.82x = 59,214.12 × 18,415.54
  4. Step 4: Simplify right side
    39,465.82x = 1,090,459,995.42
  5. Step 5: Solve for x
    x = 1,090,459,995.42/39,465.82
  6. Step 6: Final answer
    x = 27,630.49

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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.