Home / 14,533.08-20,017.46-11,169.47

Finding the Fourth Proportional to 14,533.08, 20,017.46 and 11,169.47

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Solution

The fourth proportional to 14,533.08, 20,017.46 and 11,169.47 is: 15,384.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,533.08 : 20,017.46 = 11,169.47 : x
  2. Step 2: Convert to fraction form
    14,533.08/20,017.46 = 11,169.47/x
  3. Step 3: Cross multiply
    14,533.08x = 20,017.46 × 11,169.47
  4. Step 4: Simplify right side
    14,533.08x = 223,584,263.01
  5. Step 5: Solve for x
    x = 223,584,263.01/14,533.08
  6. Step 6: Final answer
    x = 15,384.51

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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.