Home / 14,191.95-19,592.76-8,528.09

Finding the Fourth Proportional to 14,191.95, 19,592.76 and 8,528.09

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Solution

The fourth proportional to 14,191.95, 19,592.76 and 8,528.09 is: 11,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191.95 : 19,592.76 = 8,528.09 : x
  2. Step 2: Convert to fraction form
    14,191.95/19,592.76 = 8,528.09/x
  3. Step 3: Cross multiply
    14,191.95x = 19,592.76 × 8,528.09
  4. Step 4: Simplify right side
    14,191.95x = 167,088,820.63
  5. Step 5: Solve for x
    x = 167,088,820.63/14,191.95
  6. Step 6: Final answer
    x = 11,773.49

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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.