Home / 38,577.93-57,866.28-12,282.30

Finding the Fourth Proportional to 38,577.93, 57,866.28 and 12,282.30

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Solution

The fourth proportional to 38,577.93, 57,866.28 and 12,282.30 is: 18,423.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,577.93 : 57,866.28 = 12,282.30 : x
  2. Step 2: Convert to fraction form
    38,577.93/57,866.28 = 12,282.30/x
  3. Step 3: Cross multiply
    38,577.93x = 57,866.28 × 12,282.30
  4. Step 4: Simplify right side
    38,577.93x = 710,731,010.84
  5. Step 5: Solve for x
    x = 710,731,010.84/38,577.93
  6. Step 6: Final answer
    x = 18,423.25

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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.