Home / 19,284.64-26,614.15-10,787.54

Finding the Fourth Proportional to 19,284.64, 26,614.15 and 10,787.54

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Solution

The fourth proportional to 19,284.64, 26,614.15 and 10,787.54 is: 14,887.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,284.64 : 26,614.15 = 10,787.54 : x
  2. Step 2: Convert to fraction form
    19,284.64/26,614.15 = 10,787.54/x
  3. Step 3: Cross multiply
    19,284.64x = 26,614.15 × 10,787.54
  4. Step 4: Simplify right side
    19,284.64x = 287,101,047.65
  5. Step 5: Solve for x
    x = 287,101,047.65/19,284.64
  6. Step 6: Final answer
    x = 14,887.55

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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.