Home / 41,135.10-61,702.65-9,970.35

Finding the Fourth Proportional to 41,135.10, 61,702.65 and 9,970.35

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Solution

The fourth proportional to 41,135.10, 61,702.65 and 9,970.35 is: 14,955.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,135.10 : 61,702.65 = 9,970.35 : x
  2. Step 2: Convert to fraction form
    41,135.10/61,702.65 = 9,970.35/x
  3. Step 3: Cross multiply
    41,135.10x = 61,702.65 × 9,970.35
  4. Step 4: Simplify right side
    41,135.10x = 615,197,016.43
  5. Step 5: Solve for x
    x = 615,197,016.43/41,135.10
  6. Step 6: Final answer
    x = 14,955.53

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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.