Home / 37,032.76-55,554.90-12,403

Finding the Fourth Proportional to 37,032.76, 55,554.90 and 12,403

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Solution

The fourth proportional to 37,032.76, 55,554.90 and 12,403 is: 18,606.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,032.76 : 55,554.90 = 12,403 : x
  2. Step 2: Convert to fraction form
    37,032.76/55,554.90 = 12,403/x
  3. Step 3: Cross multiply
    37,032.76x = 55,554.90 × 12,403
  4. Step 4: Simplify right side
    37,032.76x = 689,047,424.70
  5. Step 5: Solve for x
    x = 689,047,424.70/37,032.76
  6. Step 6: Final answer
    x = 18,606.43

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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.