Home / 47,083.70-64,994.02-28,217.18

Finding the Fourth Proportional to 47,083.70, 64,994.02 and 28,217.18

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Solution

The fourth proportional to 47,083.70, 64,994.02 and 28,217.18 is: 38,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,083.70 : 64,994.02 = 28,217.18 : x
  2. Step 2: Convert to fraction form
    47,083.70/64,994.02 = 28,217.18/x
  3. Step 3: Cross multiply
    47,083.70x = 64,994.02 × 28,217.18
  4. Step 4: Simplify right side
    47,083.70x = 1,833,947,961.26
  5. Step 5: Solve for x
    x = 1,833,947,961.26/47,083.70
  6. Step 6: Final answer
    x = 38,950.80

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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.