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Finding the Fourth Proportional to 46,967.52, 64,835.52 and 28,101.12

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Solution

The fourth proportional to 46,967.52, 64,835.52 and 28,101.12 is: 38,791.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,967.52 : 64,835.52 = 28,101.12 : x
  2. Step 2: Convert to fraction form
    46,967.52/64,835.52 = 28,101.12/x
  3. Step 3: Cross multiply
    46,967.52x = 64,835.52 × 28,101.12
  4. Step 4: Simplify right side
    46,967.52x = 1,821,950,727.78
  5. Step 5: Solve for x
    x = 1,821,950,727.78/46,967.52
  6. Step 6: Final answer
    x = 38,791.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.