Home / 38,330.30-57,497.88-12,036.08

Finding the Fourth Proportional to 38,330.30, 57,497.88 and 12,036.08

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Solution

The fourth proportional to 38,330.30, 57,497.88 and 12,036.08 is: 18,054.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,330.30 : 57,497.88 = 12,036.08 : x
  2. Step 2: Convert to fraction form
    38,330.30/57,497.88 = 12,036.08/x
  3. Step 3: Cross multiply
    38,330.30x = 57,497.88 × 12,036.08
  4. Step 4: Simplify right side
    38,330.30x = 692,049,164.58
  5. Step 5: Solve for x
    x = 692,049,164.58/38,330.30
  6. Step 6: Final answer
    x = 18,054.88

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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.