Home / 19,200.15-26,496.34-10,702.81

Finding the Fourth Proportional to 19,200.15, 26,496.34 and 10,702.81

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Solution

The fourth proportional to 19,200.15, 26,496.34 and 10,702.81 is: 14,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.15 : 26,496.34 = 10,702.81 : x
  2. Step 2: Convert to fraction form
    19,200.15/26,496.34 = 10,702.81/x
  3. Step 3: Cross multiply
    19,200.15x = 26,496.34 × 10,702.81
  4. Step 4: Simplify right side
    19,200.15x = 283,585,299.08
  5. Step 5: Solve for x
    x = 283,585,299.08/19,200.15
  6. Step 6: Final answer
    x = 14,769.95

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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.