Home / 62,678.81-86,496.76-34,383.89

Finding the Fourth Proportional to 62,678.81, 86,496.76 and 34,383.89

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Solution

The fourth proportional to 62,678.81, 86,496.76 and 34,383.89 is: 47,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,678.81 : 86,496.76 = 34,383.89 : x
  2. Step 2: Convert to fraction form
    62,678.81/86,496.76 = 34,383.89/x
  3. Step 3: Cross multiply
    62,678.81x = 86,496.76 × 34,383.89
  4. Step 4: Simplify right side
    62,678.81x = 2,974,095,340.42
  5. Step 5: Solve for x
    x = 2,974,095,340.42/62,678.81
  6. Step 6: Final answer
    x = 47,449.77

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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.