Home / 31,899.84-47,849.77-14,349.16

Finding the Fourth Proportional to 31,899.84, 47,849.77 and 14,349.16

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Solution

The fourth proportional to 31,899.84, 47,849.77 and 14,349.16 is: 21,523.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,899.84 : 47,849.77 = 14,349.16 : x
  2. Step 2: Convert to fraction form
    31,899.84/47,849.77 = 14,349.16/x
  3. Step 3: Cross multiply
    31,899.84x = 47,849.77 × 14,349.16
  4. Step 4: Simplify right side
    31,899.84x = 686,604,083.44
  5. Step 5: Solve for x
    x = 686,604,083.44/31,899.84
  6. Step 6: Final answer
    x = 21,523.75

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Similar ratio
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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.