Home / 14,860.15-20,507.22-8,892.07

Finding the Fourth Proportional to 14,860.15, 20,507.22 and 8,892.07

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Solution

The fourth proportional to 14,860.15, 20,507.22 and 8,892.07 is: 12,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,860.15 : 20,507.22 = 8,892.07 : x
  2. Step 2: Convert to fraction form
    14,860.15/20,507.22 = 8,892.07/x
  3. Step 3: Cross multiply
    14,860.15x = 20,507.22 × 8,892.07
  4. Step 4: Simplify right side
    14,860.15x = 182,351,635.75
  5. Step 5: Solve for x
    x = 182,351,635.75/14,860.15
  6. Step 6: Final answer
    x = 12,271.18

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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.