Home / 13,477.42-18,599.59-8,101.52

Finding the Fourth Proportional to 13,477.42, 18,599.59 and 8,101.52

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Solution

The fourth proportional to 13,477.42, 18,599.59 and 8,101.52 is: 11,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477.42 : 18,599.59 = 8,101.52 : x
  2. Step 2: Convert to fraction form
    13,477.42/18,599.59 = 8,101.52/x
  3. Step 3: Cross multiply
    13,477.42x = 18,599.59 × 8,101.52
  4. Step 4: Simplify right side
    13,477.42x = 150,684,937.25
  5. Step 5: Solve for x
    x = 150,684,937.25/13,477.42
  6. Step 6: Final answer
    x = 11,180.55

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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.