Home / 47,106.90-70,543.71-26,286.66

Finding the Fourth Proportional to 47,106.90, 70,543.71 and 26,286.66

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Solution

The fourth proportional to 47,106.90, 70,543.71 and 26,286.66 is: 39,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,106.90 : 70,543.71 = 26,286.66 : x
  2. Step 2: Convert to fraction form
    47,106.90/70,543.71 = 26,286.66/x
  3. Step 3: Cross multiply
    47,106.90x = 70,543.71 × 26,286.66
  4. Step 4: Simplify right side
    47,106.90x = 1,854,358,519.91
  5. Step 5: Solve for x
    x = 1,854,358,519.91/47,106.90
  6. Step 6: Final answer
    x = 39,364.90

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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.