Home / 47,778.07-71,663.43-14,498.30

Finding the Fourth Proportional to 47,778.07, 71,663.43 and 14,498.30

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Solution

The fourth proportional to 47,778.07, 71,663.43 and 14,498.30 is: 21,746.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.07 : 71,663.43 = 14,498.30 : x
  2. Step 2: Convert to fraction form
    47,778.07/71,663.43 = 14,498.30/x
  3. Step 3: Cross multiply
    47,778.07x = 71,663.43 × 14,498.30
  4. Step 4: Simplify right side
    47,778.07x = 1,038,998,086.33
  5. Step 5: Solve for x
    x = 1,038,998,086.33/47,778.07
  6. Step 6: Final answer
    x = 21,746.34

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1.5x scale

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.