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Finding the Fourth Proportional to 19,035.71, 26,269.21 and 10,652.21

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Solution

The fourth proportional to 19,035.71, 26,269.21 and 10,652.21 is: 14,700.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,035.71 : 26,269.21 = 10,652.21 : x
  2. Step 2: Convert to fraction form
    19,035.71/26,269.21 = 10,652.21/x
  3. Step 3: Cross multiply
    19,035.71x = 26,269.21 × 10,652.21
  4. Step 4: Simplify right side
    19,035.71x = 279,825,121.93
  5. Step 5: Solve for x
    x = 279,825,121.93/19,035.71
  6. Step 6: Final answer
    x = 14,700.01

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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.