Home / 45,905.64-68,887.59-19,610.58

Finding the Fourth Proportional to 45,905.64, 68,887.59 and 19,610.58

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Solution

The fourth proportional to 45,905.64, 68,887.59 and 19,610.58 is: 29,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,905.64 : 68,887.59 = 19,610.58 : x
  2. Step 2: Convert to fraction form
    45,905.64/68,887.59 = 19,610.58/x
  3. Step 3: Cross multiply
    45,905.64x = 68,887.59 × 19,610.58
  4. Step 4: Simplify right side
    45,905.64x = 1,350,925,594.70
  5. Step 5: Solve for x
    x = 1,350,925,594.70/45,905.64
  6. Step 6: Final answer
    x = 29,428.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.