Home / 14,158.23-19,530.63-8,851.11

Finding the Fourth Proportional to 14,158.23, 19,530.63 and 8,851.11

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Solution

The fourth proportional to 14,158.23, 19,530.63 and 8,851.11 is: 12,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.23 : 19,530.63 = 8,851.11 : x
  2. Step 2: Convert to fraction form
    14,158.23/19,530.63 = 8,851.11/x
  3. Step 3: Cross multiply
    14,158.23x = 19,530.63 × 8,851.11
  4. Step 4: Simplify right side
    14,158.23x = 172,867,754.50
  5. Step 5: Solve for x
    x = 172,867,754.50/14,158.23
  6. Step 6: Final answer
    x = 12,209.70

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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.