Home / 19,551.84-26,963.40-13,080.06

Finding the Fourth Proportional to 19,551.84, 26,963.40 and 13,080.06

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Solution

The fourth proportional to 19,551.84, 26,963.40 and 13,080.06 is: 18,038.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.84 : 26,963.40 = 13,080.06 : x
  2. Step 2: Convert to fraction form
    19,551.84/26,963.40 = 13,080.06/x
  3. Step 3: Cross multiply
    19,551.84x = 26,963.40 × 13,080.06
  4. Step 4: Simplify right side
    19,551.84x = 352,682,889.80
  5. Step 5: Solve for x
    x = 352,682,889.80/19,551.84
  6. Step 6: Final answer
    x = 18,038.35

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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.