Home / 14,851.89-20,487.84-9,184.83

Finding the Fourth Proportional to 14,851.89, 20,487.84 and 9,184.83

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Solution

The fourth proportional to 14,851.89, 20,487.84 and 9,184.83 is: 12,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,851.89 : 20,487.84 = 9,184.83 : x
  2. Step 2: Convert to fraction form
    14,851.89/20,487.84 = 9,184.83/x
  3. Step 3: Cross multiply
    14,851.89x = 20,487.84 × 9,184.83
  4. Step 4: Simplify right side
    14,851.89x = 188,177,327.47
  5. Step 5: Solve for x
    x = 188,177,327.47/14,851.89
  6. Step 6: Final answer
    x = 12,670.26

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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.