Home / 64,217.10-96,290.64-19,835.58

Finding the Fourth Proportional to 64,217.10, 96,290.64 and 19,835.58

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Solution

The fourth proportional to 64,217.10, 96,290.64 and 19,835.58 is: 29,742.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,217.10 : 96,290.64 = 19,835.58 : x
  2. Step 2: Convert to fraction form
    64,217.10/96,290.64 = 19,835.58/x
  3. Step 3: Cross multiply
    64,217.10x = 96,290.64 × 19,835.58
  4. Step 4: Simplify right side
    64,217.10x = 1,909,980,692.97
  5. Step 5: Solve for x
    x = 1,909,980,692.97/64,217.10
  6. Step 6: Final answer
    x = 29,742.56

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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.