Home / 14,865.20-20,506.38-11,322.26

Finding the Fourth Proportional to 14,865.20, 20,506.38 and 11,322.26

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Solution

The fourth proportional to 14,865.20, 20,506.38 and 11,322.26 is: 15,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,865.20 : 20,506.38 = 11,322.26 : x
  2. Step 2: Convert to fraction form
    14,865.20/20,506.38 = 11,322.26/x
  3. Step 3: Cross multiply
    14,865.20x = 20,506.38 × 11,322.26
  4. Step 4: Simplify right side
    14,865.20x = 232,178,463.49
  5. Step 5: Solve for x
    x = 232,178,463.49/14,865.20
  6. Step 6: Final answer
    x = 15,618.93

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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.