Home / 46,385.72-69,521.60-21,391.08

Finding the Fourth Proportional to 46,385.72, 69,521.60 and 21,391.08

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Solution

The fourth proportional to 46,385.72, 69,521.60 and 21,391.08 is: 32,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,385.72 : 69,521.60 = 21,391.08 : x
  2. Step 2: Convert to fraction form
    46,385.72/69,521.60 = 21,391.08/x
  3. Step 3: Cross multiply
    46,385.72x = 69,521.60 × 21,391.08
  4. Step 4: Simplify right side
    46,385.72x = 1,487,142,107.33
  5. Step 5: Solve for x
    x = 1,487,142,107.33/46,385.72
  6. Step 6: Final answer
    x = 32,060.34

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1.5x scale

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.