Home / 19,200.85-26,497.09-10,702.87

Finding the Fourth Proportional to 19,200.85, 26,497.09 and 10,702.87

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Solution

The fourth proportional to 19,200.85, 26,497.09 and 10,702.87 is: 14,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,200.85 : 26,497.09 = 10,702.87 : x
  2. Step 2: Convert to fraction form
    19,200.85/26,497.09 = 10,702.87/x
  3. Step 3: Cross multiply
    19,200.85x = 26,497.09 × 10,702.87
  4. Step 4: Simplify right side
    19,200.85x = 283,594,856.78
  5. Step 5: Solve for x
    x = 283,594,856.78/19,200.85
  6. Step 6: Final answer
    x = 14,769.91

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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.