Home / 47,748.60-65,383.67-45,866.40

Finding the Fourth Proportional to 47,748.60, 65,383.67 and 45,866.40

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Solution

The fourth proportional to 47,748.60, 65,383.67 and 45,866.40 is: 62,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,748.60 : 65,383.67 = 45,866.40 : x
  2. Step 2: Convert to fraction form
    47,748.60/65,383.67 = 45,866.40/x
  3. Step 3: Cross multiply
    47,748.60x = 65,383.67 × 45,866.40
  4. Step 4: Simplify right side
    47,748.60x = 2,998,913,332.36
  5. Step 5: Solve for x
    x = 2,998,913,332.36/47,748.60
  6. Step 6: Final answer
    x = 62,806.31

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.