Home / 64,342.85-96,523.59-19,973.21

Finding the Fourth Proportional to 64,342.85, 96,523.59 and 19,973.21

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Solution

The fourth proportional to 64,342.85, 96,523.59 and 19,973.21 is: 29,962.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,342.85 : 96,523.59 = 19,973.21 : x
  2. Step 2: Convert to fraction form
    64,342.85/96,523.59 = 19,973.21/x
  3. Step 3: Cross multiply
    64,342.85x = 96,523.59 × 19,973.21
  4. Step 4: Simplify right side
    64,342.85x = 1,927,885,933.02
  5. Step 5: Solve for x
    x = 1,927,885,933.02/64,342.85
  6. Step 6: Final answer
    x = 29,962.71

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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.