Home / 34,068.90-47,014.73-18,961.34

Finding the Fourth Proportional to 34,068.90, 47,014.73 and 18,961.34

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Solution

The fourth proportional to 34,068.90, 47,014.73 and 18,961.34 is: 26,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,068.90 : 47,014.73 = 18,961.34 : x
  2. Step 2: Convert to fraction form
    34,068.90/47,014.73 = 18,961.34/x
  3. Step 3: Cross multiply
    34,068.90x = 47,014.73 × 18,961.34
  4. Step 4: Simplify right side
    34,068.90x = 891,462,286.22
  5. Step 5: Solve for x
    x = 891,462,286.22/34,068.90
  6. Step 6: Final answer
    x = 26,166.45

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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.