Home / 46,308.05-69,475.37-19,640.32

Finding the Fourth Proportional to 46,308.05, 69,475.37 and 19,640.32

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Solution

The fourth proportional to 46,308.05, 69,475.37 and 19,640.32 is: 29,466.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,308.05 : 69,475.37 = 19,640.32 : x
  2. Step 2: Convert to fraction form
    46,308.05/69,475.37 = 19,640.32/x
  3. Step 3: Cross multiply
    46,308.05x = 69,475.37 × 19,640.32
  4. Step 4: Simplify right side
    46,308.05x = 1,364,518,728.30
  5. Step 5: Solve for x
    x = 1,364,518,728.30/46,308.05
  6. Step 6: Final answer
    x = 29,466.12

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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.