Home / 19,443.96-26,837.06-13,772.75

Finding the Fourth Proportional to 19,443.96, 26,837.06 and 13,772.75

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Solution

The fourth proportional to 19,443.96, 26,837.06 and 13,772.75 is: 19,009.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,443.96 : 26,837.06 = 13,772.75 : x
  2. Step 2: Convert to fraction form
    19,443.96/26,837.06 = 13,772.75/x
  3. Step 3: Cross multiply
    19,443.96x = 26,837.06 × 13,772.75
  4. Step 4: Simplify right side
    19,443.96x = 369,619,915.07
  5. Step 5: Solve for x
    x = 369,619,915.07/19,443.96
  6. Step 6: Final answer
    x = 19,009.50

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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.