Home / 32,445.75-44,780.00-19,877.79

Finding the Fourth Proportional to 32,445.75, 44,780.00 and 19,877.79

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Solution

The fourth proportional to 32,445.75, 44,780.00 and 19,877.79 is: 27,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,445.75 : 44,780.00 = 19,877.79 : x
  2. Step 2: Convert to fraction form
    32,445.75/44,780.00 = 19,877.79/x
  3. Step 3: Cross multiply
    32,445.75x = 44,780.00 × 19,877.79
  4. Step 4: Simplify right side
    32,445.75x = 890,127,336.81
  5. Step 5: Solve for x
    x = 890,127,336.81/32,445.75
  6. Step 6: Final answer
    x = 27,434.33

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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.