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Finding the Fourth Proportional to 70,005.48, 105,008.82 and 22,627.77

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Solution

The fourth proportional to 70,005.48, 105,008.82 and 22,627.77 is: 33,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,005.48 : 105,008.82 = 22,627.77 : x
  2. Step 2: Convert to fraction form
    70,005.48/105,008.82 = 22,627.77/x
  3. Step 3: Cross multiply
    70,005.48x = 105,008.82 × 22,627.77
  4. Step 4: Simplify right side
    70,005.48x = 2,376,115,426.93
  5. Step 5: Solve for x
    x = 2,376,115,426.93/70,005.48
  6. Step 6: Final answer
    x = 33,941.85

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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.