Home / 62,654.12-86,455.86-34,359.56

Finding the Fourth Proportional to 62,654.12, 86,455.86 and 34,359.56

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Solution

The fourth proportional to 62,654.12, 86,455.86 and 34,359.56 is: 47,412.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,654.12 : 86,455.86 = 34,359.56 : x
  2. Step 2: Convert to fraction form
    62,654.12/86,455.86 = 34,359.56/x
  3. Step 3: Cross multiply
    62,654.12x = 86,455.86 × 34,359.56
  4. Step 4: Simplify right side
    62,654.12x = 2,970,585,309.02
  5. Step 5: Solve for x
    x = 2,970,585,309.02/62,654.12
  6. Step 6: Final answer
    x = 47,412.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.