Home / 19,027.59-26,257.80-10,644.09

Finding the Fourth Proportional to 19,027.59, 26,257.80 and 10,644.09

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Solution

The fourth proportional to 19,027.59, 26,257.80 and 10,644.09 is: 14,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027.59 : 26,257.80 = 10,644.09 : x
  2. Step 2: Convert to fraction form
    19,027.59/26,257.80 = 10,644.09/x
  3. Step 3: Cross multiply
    19,027.59x = 26,257.80 × 10,644.09
  4. Step 4: Simplify right side
    19,027.59x = 279,490,386.40
  5. Step 5: Solve for x
    x = 279,490,386.40/19,027.59
  6. Step 6: Final answer
    x = 14,688.69

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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.