Home / 32,150.12-44,347.80-21,248.30

Finding the Fourth Proportional to 32,150.12, 44,347.80 and 21,248.30

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Solution

The fourth proportional to 32,150.12, 44,347.80 and 21,248.30 is: 29,309.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,150.12 : 44,347.80 = 21,248.30 : x
  2. Step 2: Convert to fraction form
    32,150.12/44,347.80 = 21,248.30/x
  3. Step 3: Cross multiply
    32,150.12x = 44,347.80 × 21,248.30
  4. Step 4: Simplify right side
    32,150.12x = 942,315,358.74
  5. Step 5: Solve for x
    x = 942,315,358.74/32,150.12
  6. Step 6: Final answer
    x = 29,309.86

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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.