Home / 38,635.32-57,952.98-21,095.58

Finding the Fourth Proportional to 38,635.32, 57,952.98 and 21,095.58

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Solution

The fourth proportional to 38,635.32, 57,952.98 and 21,095.58 is: 31,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,635.32 : 57,952.98 = 21,095.58 : x
  2. Step 2: Convert to fraction form
    38,635.32/57,952.98 = 21,095.58/x
  3. Step 3: Cross multiply
    38,635.32x = 57,952.98 × 21,095.58
  4. Step 4: Simplify right side
    38,635.32x = 1,222,551,725.83
  5. Step 5: Solve for x
    x = 1,222,551,725.83/38,635.32
  6. Step 6: Final answer
    x = 31,643.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.