Home / 14,268.50-19,681.16-8,599.40

Finding the Fourth Proportional to 14,268.50, 19,681.16 and 8,599.40

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Solution

The fourth proportional to 14,268.50, 19,681.16 and 8,599.40 is: 11,861.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.50 : 19,681.16 = 8,599.40 : x
  2. Step 2: Convert to fraction form
    14,268.50/19,681.16 = 8,599.40/x
  3. Step 3: Cross multiply
    14,268.50x = 19,681.16 × 8,599.40
  4. Step 4: Simplify right side
    14,268.50x = 169,246,025.90
  5. Step 5: Solve for x
    x = 169,246,025.90/14,268.50
  6. Step 6: Final answer
    x = 11,861.52

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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.