Home / 64,212.20-96,327.54-19,842.84

Finding the Fourth Proportional to 64,212.20, 96,327.54 and 19,842.84

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Solution

The fourth proportional to 64,212.20, 96,327.54 and 19,842.84 is: 29,767.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,212.20 : 96,327.54 = 19,842.84 : x
  2. Step 2: Convert to fraction form
    64,212.20/96,327.54 = 19,842.84/x
  3. Step 3: Cross multiply
    64,212.20x = 96,327.54 × 19,842.84
  4. Step 4: Simplify right side
    64,212.20x = 1,911,411,963.81
  5. Step 5: Solve for x
    x = 1,911,411,963.81/64,212.20
  6. Step 6: Final answer
    x = 29,767.12

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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.