Home / 14,266.59-19,688.57-7,893.15

Finding the Fourth Proportional to 14,266.59, 19,688.57 and 7,893.15

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Solution

The fourth proportional to 14,266.59, 19,688.57 and 7,893.15 is: 10,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.59 : 19,688.57 = 7,893.15 : x
  2. Step 2: Convert to fraction form
    14,266.59/19,688.57 = 7,893.15/x
  3. Step 3: Cross multiply
    14,266.59x = 19,688.57 × 7,893.15
  4. Step 4: Simplify right side
    14,266.59x = 155,404,836.30
  5. Step 5: Solve for x
    x = 155,404,836.30/14,266.59
  6. Step 6: Final answer
    x = 10,892.92

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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.