Home / 56,799.33-78,383.40-32,940.18

Finding the Fourth Proportional to 56,799.33, 78,383.40 and 32,940.18

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Solution

The fourth proportional to 56,799.33, 78,383.40 and 32,940.18 is: 45,457.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,799.33 : 78,383.40 = 32,940.18 : x
  2. Step 2: Convert to fraction form
    56,799.33/78,383.40 = 32,940.18/x
  3. Step 3: Cross multiply
    56,799.33x = 78,383.40 × 32,940.18
  4. Step 4: Simplify right side
    56,799.33x = 2,581,963,305.01
  5. Step 5: Solve for x
    x = 2,581,963,305.01/56,799.33
  6. Step 6: Final answer
    x = 45,457.64

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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.