Home / 19,086.04-26,338.39-10,702.54

Finding the Fourth Proportional to 19,086.04, 26,338.39 and 10,702.54

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Solution

The fourth proportional to 19,086.04, 26,338.39 and 10,702.54 is: 14,769.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.04 : 26,338.39 = 10,702.54 : x
  2. Step 2: Convert to fraction form
    19,086.04/26,338.39 = 10,702.54/x
  3. Step 3: Cross multiply
    19,086.04x = 26,338.39 × 10,702.54
  4. Step 4: Simplify right side
    19,086.04x = 281,887,672.51
  5. Step 5: Solve for x
    x = 281,887,672.51/19,086.04
  6. Step 6: Final answer
    x = 14,769.31

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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.