Home / 46,070.72-69,107.52-12,791.12

Finding the Fourth Proportional to 46,070.72, 69,107.52 and 12,791.12

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Solution

The fourth proportional to 46,070.72, 69,107.52 and 12,791.12 is: 19,187.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,070.72 : 69,107.52 = 12,791.12 : x
  2. Step 2: Convert to fraction form
    46,070.72/69,107.52 = 12,791.12/x
  3. Step 3: Cross multiply
    46,070.72x = 69,107.52 × 12,791.12
  4. Step 4: Simplify right side
    46,070.72x = 883,962,581.22
  5. Step 5: Solve for x
    x = 883,962,581.22/46,070.72
  6. Step 6: Final answer
    x = 19,187.08

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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.