Home / 39,181.53-58,772.12-14,221.52

Finding the Fourth Proportional to 39,181.53, 58,772.12 and 14,221.52

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Solution

The fourth proportional to 39,181.53, 58,772.12 and 14,221.52 is: 21,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,181.53 : 58,772.12 = 14,221.52 : x
  2. Step 2: Convert to fraction form
    39,181.53/58,772.12 = 14,221.52/x
  3. Step 3: Cross multiply
    39,181.53x = 58,772.12 × 14,221.52
  4. Step 4: Simplify right side
    39,181.53x = 835,828,515.05
  5. Step 5: Solve for x
    x = 835,828,515.05/39,181.53
  6. Step 6: Final answer
    x = 21,332.21

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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.