Home / 46,486.10-69,729.15-15,317.30

Finding the Fourth Proportional to 46,486.10, 69,729.15 and 15,317.30

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Solution

The fourth proportional to 46,486.10, 69,729.15 and 15,317.30 is: 22,975.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,486.10 : 69,729.15 = 15,317.30 : x
  2. Step 2: Convert to fraction form
    46,486.10/69,729.15 = 15,317.30/x
  3. Step 3: Cross multiply
    46,486.10x = 69,729.15 × 15,317.30
  4. Step 4: Simplify right side
    46,486.10x = 1,068,062,309.30
  5. Step 5: Solve for x
    x = 1,068,062,309.30/46,486.10
  6. Step 6: Final answer
    x = 22,975.95

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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.