Home / 47,064.42-70,590.48-12,001.92

Finding the Fourth Proportional to 47,064.42, 70,590.48 and 12,001.92

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Solution

The fourth proportional to 47,064.42, 70,590.48 and 12,001.92 is: 18,001.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,064.42 : 70,590.48 = 12,001.92 : x
  2. Step 2: Convert to fraction form
    47,064.42/70,590.48 = 12,001.92/x
  3. Step 3: Cross multiply
    47,064.42x = 70,590.48 × 12,001.92
  4. Step 4: Simplify right side
    47,064.42x = 847,221,293.72
  5. Step 5: Solve for x
    x = 847,221,293.72/47,064.42
  6. Step 6: Final answer
    x = 18,001.31

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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.