Home / 47,775.42-71,662.32-14,495.76

Finding the Fourth Proportional to 47,775.42, 71,662.32 and 14,495.76

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Solution

The fourth proportional to 47,775.42, 71,662.32 and 14,495.76 is: 21,743.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,775.42 : 71,662.32 = 14,495.76 : x
  2. Step 2: Convert to fraction form
    47,775.42/71,662.32 = 14,495.76/x
  3. Step 3: Cross multiply
    47,775.42x = 71,662.32 × 14,495.76
  4. Step 4: Simplify right side
    47,775.42x = 1,038,799,791.76
  5. Step 5: Solve for x
    x = 1,038,799,791.76/47,775.42
  6. Step 6: Final answer
    x = 21,743.39

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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.