Home / 62,632.70-86,433.02-34,340.21

Finding the Fourth Proportional to 62,632.70, 86,433.02 and 34,340.21

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Solution

The fourth proportional to 62,632.70, 86,433.02 and 34,340.21 is: 47,389.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,632.70 : 86,433.02 = 34,340.21 : x
  2. Step 2: Convert to fraction form
    62,632.70/86,433.02 = 34,340.21/x
  3. Step 3: Cross multiply
    62,632.70x = 86,433.02 × 34,340.21
  4. Step 4: Simplify right side
    62,632.70x = 2,968,127,453.87
  5. Step 5: Solve for x
    x = 2,968,127,453.87/62,632.70
  6. Step 6: Final answer
    x = 47,389.43

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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.