Home / 14,931.36-20,605.92-8,963.52

Finding the Fourth Proportional to 14,931.36, 20,605.92 and 8,963.52

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Solution

The fourth proportional to 14,931.36, 20,605.92 and 8,963.52 is: 12,370.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,931.36 : 20,605.92 = 8,963.52 : x
  2. Step 2: Convert to fraction form
    14,931.36/20,605.92 = 8,963.52/x
  3. Step 3: Cross multiply
    14,931.36x = 20,605.92 × 8,963.52
  4. Step 4: Simplify right side
    14,931.36x = 184,701,576.04
  5. Step 5: Solve for x
    x = 184,701,576.04/14,931.36
  6. Step 6: Final answer
    x = 12,370.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.