Home / 39,271.34-58,916.19-11,191.74

Finding the Fourth Proportional to 39,271.34, 58,916.19 and 11,191.74

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Solution

The fourth proportional to 39,271.34, 58,916.19 and 11,191.74 is: 16,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,271.34 : 58,916.19 = 11,191.74 : x
  2. Step 2: Convert to fraction form
    39,271.34/58,916.19 = 11,191.74/x
  3. Step 3: Cross multiply
    39,271.34x = 58,916.19 × 11,191.74
  4. Step 4: Simplify right side
    39,271.34x = 659,374,903.98
  5. Step 5: Solve for x
    x = 659,374,903.98/39,271.34
  6. Step 6: Final answer
    x = 16,790.23

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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.