Home / 34,066.82-47,012.74-18,960.32

Finding the Fourth Proportional to 34,066.82, 47,012.74 and 18,960.32

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Solution

The fourth proportional to 34,066.82, 47,012.74 and 18,960.32 is: 26,165.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,066.82 : 47,012.74 = 18,960.32 : x
  2. Step 2: Convert to fraction form
    34,066.82/47,012.74 = 18,960.32/x
  3. Step 3: Cross multiply
    34,066.82x = 47,012.74 × 18,960.32
  4. Step 4: Simplify right side
    34,066.82x = 891,376,594.48
  5. Step 5: Solve for x
    x = 891,376,594.48/34,066.82
  6. Step 6: Final answer
    x = 26,165.54

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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.