Home / 19,285.67-26,614.28-10,787.94

Finding the Fourth Proportional to 19,285.67, 26,614.28 and 10,787.94

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Solution

The fourth proportional to 19,285.67, 26,614.28 and 10,787.94 is: 14,887.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.67 : 26,614.28 = 10,787.94 : x
  2. Step 2: Convert to fraction form
    19,285.67/26,614.28 = 10,787.94/x
  3. Step 3: Cross multiply
    19,285.67x = 26,614.28 × 10,787.94
  4. Step 4: Simplify right side
    19,285.67x = 287,113,135.31
  5. Step 5: Solve for x
    x = 287,113,135.31/19,285.67
  6. Step 6: Final answer
    x = 14,887.38

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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.