Home / 32,285.45-44,562.71-20,954.28

Finding the Fourth Proportional to 32,285.45, 44,562.71 and 20,954.28

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Solution

The fourth proportional to 32,285.45, 44,562.71 and 20,954.28 is: 28,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,285.45 : 44,562.71 = 20,954.28 : x
  2. Step 2: Convert to fraction form
    32,285.45/44,562.71 = 20,954.28/x
  3. Step 3: Cross multiply
    32,285.45x = 44,562.71 × 20,954.28
  4. Step 4: Simplify right side
    32,285.45x = 933,779,398.13
  5. Step 5: Solve for x
    x = 933,779,398.13/32,285.45
  6. Step 6: Final answer
    x = 28,922.61

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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.