Home / 62,423.04-86,144.09-34,128.73

Finding the Fourth Proportional to 62,423.04, 86,144.09 and 34,128.73

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Solution

The fourth proportional to 62,423.04, 86,144.09 and 34,128.73 is: 47,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,423.04 : 86,144.09 = 34,128.73 : x
  2. Step 2: Convert to fraction form
    62,423.04/86,144.09 = 34,128.73/x
  3. Step 3: Cross multiply
    62,423.04x = 86,144.09 × 34,128.73
  4. Step 4: Simplify right side
    62,423.04x = 2,939,988,388.71
  5. Step 5: Solve for x
    x = 2,939,988,388.71/62,423.04
  6. Step 6: Final answer
    x = 47,097.81

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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.