Home / 64,028.21-96,053.58-21,898.40

Finding the Fourth Proportional to 64,028.21, 96,053.58 and 21,898.40

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Solution

The fourth proportional to 64,028.21, 96,053.58 and 21,898.40 is: 32,851.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,028.21 : 96,053.58 = 21,898.40 : x
  2. Step 2: Convert to fraction form
    64,028.21/96,053.58 = 21,898.40/x
  3. Step 3: Cross multiply
    64,028.21x = 96,053.58 × 21,898.40
  4. Step 4: Simplify right side
    64,028.21x = 2,103,419,236.00
  5. Step 5: Solve for x
    x = 2,103,419,236.00/64,028.21
  6. Step 6: Final answer
    x = 32,851.45

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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.