Home / 62,812.13-86,682.56-34,519.64

Finding the Fourth Proportional to 62,812.13, 86,682.56 and 34,519.64

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Solution

The fourth proportional to 62,812.13, 86,682.56 and 34,519.64 is: 47,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.13 : 86,682.56 = 34,519.64 : x
  2. Step 2: Convert to fraction form
    62,812.13/86,682.56 = 34,519.64/x
  3. Step 3: Cross multiply
    62,812.13x = 86,682.56 × 34,519.64
  4. Step 4: Simplify right side
    62,812.13x = 2,992,250,159.47
  5. Step 5: Solve for x
    x = 2,992,250,159.47/62,812.13
  6. Step 6: Final answer
    x = 47,638.10

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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.