Home / 38,572.93-57,858.79-12,277.29

Finding the Fourth Proportional to 38,572.93, 57,858.79 and 12,277.29

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Solution

The fourth proportional to 38,572.93, 57,858.79 and 12,277.29 is: 18,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,572.93 : 57,858.79 = 12,277.29 : x
  2. Step 2: Convert to fraction form
    38,572.93/57,858.79 = 12,277.29/x
  3. Step 3: Cross multiply
    38,572.93x = 57,858.79 × 12,277.29
  4. Step 4: Simplify right side
    38,572.93x = 710,349,143.88
  5. Step 5: Solve for x
    x = 710,349,143.88/38,572.93
  6. Step 6: Final answer
    x = 18,415.74

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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.