Home / 19,217.28-26,508.48-14,486.72

Finding the Fourth Proportional to 19,217.28, 26,508.48 and 14,486.72

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Solution

The fourth proportional to 19,217.28, 26,508.48 and 14,486.72 is: 19,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.28 : 26,508.48 = 14,486.72 : x
  2. Step 2: Convert to fraction form
    19,217.28/26,508.48 = 14,486.72/x
  3. Step 3: Cross multiply
    19,217.28x = 26,508.48 × 14,486.72
  4. Step 4: Simplify right side
    19,217.28x = 384,020,927.39
  5. Step 5: Solve for x
    x = 384,020,927.39/19,217.28
  6. Step 6: Final answer
    x = 19,983.11

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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.