Home / 38,045.32-57,056.80-14,335.75

Finding the Fourth Proportional to 38,045.32, 57,056.80 and 14,335.75

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Solution

The fourth proportional to 38,045.32, 57,056.80 and 14,335.75 is: 21,499.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,045.32 : 57,056.80 = 14,335.75 : x
  2. Step 2: Convert to fraction form
    38,045.32/57,056.80 = 14,335.75/x
  3. Step 3: Cross multiply
    38,045.32x = 57,056.80 × 14,335.75
  4. Step 4: Simplify right side
    38,045.32x = 817,952,020.60
  5. Step 5: Solve for x
    x = 817,952,020.60/38,045.32
  6. Step 6: Final answer
    x = 21,499.41

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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.