Home / 41,135.21-61,702.81-9,970.46

Finding the Fourth Proportional to 41,135.21, 61,702.81 and 9,970.46

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Solution

The fourth proportional to 41,135.21, 61,702.81 and 9,970.46 is: 14,955.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,135.21 : 61,702.81 = 9,970.46 : x
  2. Step 2: Convert to fraction form
    41,135.21/61,702.81 = 9,970.46/x
  3. Step 3: Cross multiply
    41,135.21x = 61,702.81 × 9,970.46
  4. Step 4: Simplify right side
    41,135.21x = 615,205,065.55
  5. Step 5: Solve for x
    x = 615,205,065.55/41,135.21
  6. Step 6: Final answer
    x = 14,955.68

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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.