Home / 34,066.35-47,011.20-18,958.74

Finding the Fourth Proportional to 34,066.35, 47,011.20 and 18,958.74

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Solution

The fourth proportional to 34,066.35, 47,011.20 and 18,958.74 is: 26,162.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,066.35 : 47,011.20 = 18,958.74 : x
  2. Step 2: Convert to fraction form
    34,066.35/47,011.20 = 18,958.74/x
  3. Step 3: Cross multiply
    34,066.35x = 47,011.20 × 18,958.74
  4. Step 4: Simplify right side
    34,066.35x = 891,273,117.89
  5. Step 5: Solve for x
    x = 891,273,117.89/34,066.35
  6. Step 6: Final answer
    x = 26,162.86

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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.