Home / 14,566.12-20,109.54-9,612.52

Finding the Fourth Proportional to 14,566.12, 20,109.54 and 9,612.52

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Solution

The fourth proportional to 14,566.12, 20,109.54 and 9,612.52 is: 13,270.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,566.12 : 20,109.54 = 9,612.52 : x
  2. Step 2: Convert to fraction form
    14,566.12/20,109.54 = 9,612.52/x
  3. Step 3: Cross multiply
    14,566.12x = 20,109.54 × 9,612.52
  4. Step 4: Simplify right side
    14,566.12x = 193,303,355.44
  5. Step 5: Solve for x
    x = 193,303,355.44/14,566.12
  6. Step 6: Final answer
    x = 13,270.75

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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.