Home / 62,812.32-86,688.49-35,963.45

Finding the Fourth Proportional to 62,812.32, 86,688.49 and 35,963.45

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Solution

The fourth proportional to 62,812.32, 86,688.49 and 35,963.45 is: 49,633.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,812.32 : 86,688.49 = 35,963.45 : x
  2. Step 2: Convert to fraction form
    62,812.32/86,688.49 = 35,963.45/x
  3. Step 3: Cross multiply
    62,812.32x = 86,688.49 × 35,963.45
  4. Step 4: Simplify right side
    62,812.32x = 3,117,617,175.69
  5. Step 5: Solve for x
    x = 3,117,617,175.69/62,812.32
  6. Step 6: Final answer
    x = 49,633.85

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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.