Home / 37,405.67-56,061.65-18,690.95

Finding the Fourth Proportional to 37,405.67, 56,061.65 and 18,690.95

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Solution

The fourth proportional to 37,405.67, 56,061.65 and 18,690.95 is: 28,013.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,405.67 : 56,061.65 = 18,690.95 : x
  2. Step 2: Convert to fraction form
    37,405.67/56,061.65 = 18,690.95/x
  3. Step 3: Cross multiply
    37,405.67x = 56,061.65 × 18,690.95
  4. Step 4: Simplify right side
    37,405.67x = 1,047,845,683.95
  5. Step 5: Solve for x
    x = 1,047,845,683.95/37,405.67
  6. Step 6: Final answer
    x = 28,013.02

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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.