Home / 47,590.60-71,386.41-19,503.45

Finding the Fourth Proportional to 47,590.60, 71,386.41 and 19,503.45

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Solution

The fourth proportional to 47,590.60, 71,386.41 and 19,503.45 is: 29,255.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,590.60 : 71,386.41 = 19,503.45 : x
  2. Step 2: Convert to fraction form
    47,590.60/71,386.41 = 19,503.45/x
  3. Step 3: Cross multiply
    47,590.60x = 71,386.41 × 19,503.45
  4. Step 4: Simplify right side
    47,590.60x = 1,392,281,278.11
  5. Step 5: Solve for x
    x = 1,392,281,278.11/47,590.60
  6. Step 6: Final answer
    x = 29,255.38

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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.