Home / 19,086.84-26,341.06-12,702.44

Finding the Fourth Proportional to 19,086.84, 26,341.06 and 12,702.44

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Solution

The fourth proportional to 19,086.84, 26,341.06 and 12,702.44 is: 17,530.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.84 : 26,341.06 = 12,702.44 : x
  2. Step 2: Convert to fraction form
    19,086.84/26,341.06 = 12,702.44/x
  3. Step 3: Cross multiply
    19,086.84x = 26,341.06 × 12,702.44
  4. Step 4: Simplify right side
    19,086.84x = 334,595,734.19
  5. Step 5: Solve for x
    x = 334,595,734.19/19,086.84
  6. Step 6: Final answer
    x = 17,530.18

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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.