Home / 39,670.02-59,449.10-21,908.69

Finding the Fourth Proportional to 39,670.02, 59,449.10 and 21,908.69

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Solution

The fourth proportional to 39,670.02, 59,449.10 and 21,908.69 is: 32,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,670.02 : 59,449.10 = 21,908.69 : x
  2. Step 2: Convert to fraction form
    39,670.02/59,449.10 = 21,908.69/x
  3. Step 3: Cross multiply
    39,670.02x = 59,449.10 × 21,908.69
  4. Step 4: Simplify right side
    39,670.02x = 1,302,451,495.89
  5. Step 5: Solve for x
    x = 1,302,451,495.89/39,670.02
  6. Step 6: Final answer
    x = 32,832.14

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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.