Home / 13,472.94-18,600.39-9,011.46

Finding the Fourth Proportional to 13,472.94, 18,600.39 and 9,011.46

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Solution

The fourth proportional to 13,472.94, 18,600.39 and 9,011.46 is: 12,440.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.94 : 18,600.39 = 9,011.46 : x
  2. Step 2: Convert to fraction form
    13,472.94/18,600.39 = 9,011.46/x
  3. Step 3: Cross multiply
    13,472.94x = 18,600.39 × 9,011.46
  4. Step 4: Simplify right side
    13,472.94x = 167,616,670.47
  5. Step 5: Solve for x
    x = 167,616,670.47/13,472.94
  6. Step 6: Final answer
    x = 12,440.99

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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.