Home / 38,526.84-57,790.30-15,140.52

Finding the Fourth Proportional to 38,526.84, 57,790.30 and 15,140.52

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Solution

The fourth proportional to 38,526.84, 57,790.30 and 15,140.52 is: 22,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,526.84 : 57,790.30 = 15,140.52 : x
  2. Step 2: Convert to fraction form
    38,526.84/57,790.30 = 15,140.52/x
  3. Step 3: Cross multiply
    38,526.84x = 57,790.30 × 15,140.52
  4. Step 4: Simplify right side
    38,526.84x = 874,975,192.96
  5. Step 5: Solve for x
    x = 874,975,192.96/38,526.84
  6. Step 6: Final answer
    x = 22,710.80

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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.