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Finding the Fourth Proportional to 14,569.18, 20,110.00 and 11,208.03

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Solution

The fourth proportional to 14,569.18, 20,110.00 and 11,208.03 is: 15,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.18 : 20,110.00 = 11,208.03 : x
  2. Step 2: Convert to fraction form
    14,569.18/20,110.00 = 11,208.03/x
  3. Step 3: Cross multiply
    14,569.18x = 20,110.00 × 11,208.03
  4. Step 4: Simplify right side
    14,569.18x = 225,393,510.76
  5. Step 5: Solve for x
    x = 225,393,510.76/14,569.18
  6. Step 6: Final answer
    x = 15,470.57

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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.