Home / 41,621.61-62,430.59-12,038.79

Finding the Fourth Proportional to 41,621.61, 62,430.59 and 12,038.79

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Solution

The fourth proportional to 41,621.61, 62,430.59 and 12,038.79 is: 18,057.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,621.61 : 62,430.59 = 12,038.79 : x
  2. Step 2: Convert to fraction form
    41,621.61/62,430.59 = 12,038.79/x
  3. Step 3: Cross multiply
    41,621.61x = 62,430.59 × 12,038.79
  4. Step 4: Simplify right side
    41,621.61x = 751,588,702.39
  5. Step 5: Solve for x
    x = 751,588,702.39/41,621.61
  6. Step 6: Final answer
    x = 18,057.66

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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.