Home / 19,350.60-26,706.80-10,856.16

Finding the Fourth Proportional to 19,350.60, 26,706.80 and 10,856.16

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Solution

The fourth proportional to 19,350.60, 26,706.80 and 10,856.16 is: 14,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,350.60 : 26,706.80 = 10,856.16 : x
  2. Step 2: Convert to fraction form
    19,350.60/26,706.80 = 10,856.16/x
  3. Step 3: Cross multiply
    19,350.60x = 26,706.80 × 10,856.16
  4. Step 4: Simplify right side
    19,350.60x = 289,933,293.89
  5. Step 5: Solve for x
    x = 289,933,293.89/19,350.60
  6. Step 6: Final answer
    x = 14,983.17

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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.