Home / 39,973.23-59,949.39-11,885.72

Finding the Fourth Proportional to 39,973.23, 59,949.39 and 11,885.72

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Solution

The fourth proportional to 39,973.23, 59,949.39 and 11,885.72 is: 17,825.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.23 : 59,949.39 = 11,885.72 : x
  2. Step 2: Convert to fraction form
    39,973.23/59,949.39 = 11,885.72/x
  3. Step 3: Cross multiply
    39,973.23x = 59,949.39 × 11,885.72
  4. Step 4: Simplify right side
    39,973.23x = 712,541,543.55
  5. Step 5: Solve for x
    x = 712,541,543.55/39,973.23
  6. Step 6: Final answer
    x = 17,825.47

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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.