Home / 62,790.75-86,651.28-34,498.26

Finding the Fourth Proportional to 62,790.75, 86,651.28 and 34,498.26

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Solution

The fourth proportional to 62,790.75, 86,651.28 and 34,498.26 is: 47,607.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,790.75 : 86,651.28 = 34,498.26 : x
  2. Step 2: Convert to fraction form
    62,790.75/86,651.28 = 34,498.26/x
  3. Step 3: Cross multiply
    62,790.75x = 86,651.28 × 34,498.26
  4. Step 4: Simplify right side
    62,790.75x = 2,989,318,386.77
  5. Step 5: Solve for x
    x = 2,989,318,386.77/62,790.75
  6. Step 6: Final answer
    x = 47,607.62

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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.