Home / 39,353-58,986.76-19,376.24

Finding the Fourth Proportional to 39,353, 58,986.76 and 19,376.24

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Solution

The fourth proportional to 39,353, 58,986.76 and 19,376.24 is: 29,043.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353 : 58,986.76 = 19,376.24 : x
  2. Step 2: Convert to fraction form
    39,353/58,986.76 = 19,376.24/x
  3. Step 3: Cross multiply
    39,353x = 58,986.76 × 19,376.24
  4. Step 4: Simplify right side
    39,353x = 1,142,941,618.58
  5. Step 5: Solve for x
    x = 1,142,941,618.58/39,353
  6. Step 6: Final answer
    x = 29,043.32

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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.