Home / 39,055.40-58,541.74-12,753.08

Finding the Fourth Proportional to 39,055.40, 58,541.74 and 12,753.08

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Solution

The fourth proportional to 39,055.40, 58,541.74 and 12,753.08 is: 19,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,055.40 : 58,541.74 = 12,753.08 : x
  2. Step 2: Convert to fraction form
    39,055.40/58,541.74 = 12,753.08/x
  3. Step 3: Cross multiply
    39,055.40x = 58,541.74 × 12,753.08
  4. Step 4: Simplify right side
    39,055.40x = 746,587,493.56
  5. Step 5: Solve for x
    x = 746,587,493.56/39,055.40
  6. Step 6: Final answer
    x = 19,116.11

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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.