Home / 47,010.48-70,407.72-39,519.60

Finding the Fourth Proportional to 47,010.48, 70,407.72 and 39,519.60

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Solution

The fourth proportional to 47,010.48, 70,407.72 and 39,519.60 is: 59,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010.48 : 70,407.72 = 39,519.60 : x
  2. Step 2: Convert to fraction form
    47,010.48/70,407.72 = 39,519.60/x
  3. Step 3: Cross multiply
    47,010.48x = 70,407.72 × 39,519.60
  4. Step 4: Simplify right side
    47,010.48x = 2,782,484,931.31
  5. Step 5: Solve for x
    x = 2,782,484,931.31/47,010.48
  6. Step 6: Final answer
    x = 59,188.61

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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.