Home / 39,280.34-58,921.43-11,202.91

Finding the Fourth Proportional to 39,280.34, 58,921.43 and 11,202.91

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Solution

The fourth proportional to 39,280.34, 58,921.43 and 11,202.91 is: 16,804.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.34 : 58,921.43 = 11,202.91 : x
  2. Step 2: Convert to fraction form
    39,280.34/58,921.43 = 11,202.91/x
  3. Step 3: Cross multiply
    39,280.34x = 58,921.43 × 11,202.91
  4. Step 4: Simplify right side
    39,280.34x = 660,091,274.04
  5. Step 5: Solve for x
    x = 660,091,274.04/39,280.34
  6. Step 6: Final answer
    x = 16,804.62

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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.