Home / 13,567.42-18,723.23-8,848.99

Finding the Fourth Proportional to 13,567.42, 18,723.23 and 8,848.99

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Solution

The fourth proportional to 13,567.42, 18,723.23 and 8,848.99 is: 12,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.42 : 18,723.23 = 8,848.99 : x
  2. Step 2: Convert to fraction form
    13,567.42/18,723.23 = 8,848.99/x
  3. Step 3: Cross multiply
    13,567.42x = 18,723.23 × 8,848.99
  4. Step 4: Simplify right side
    13,567.42x = 165,681,675.04
  5. Step 5: Solve for x
    x = 165,681,675.04/13,567.42
  6. Step 6: Final answer
    x = 12,211.73

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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.