Home / 19,068.90-26,325.56-13,028.22

Finding the Fourth Proportional to 19,068.90, 26,325.56 and 13,028.22

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Solution

The fourth proportional to 19,068.90, 26,325.56 and 13,028.22 is: 17,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.90 : 26,325.56 = 13,028.22 : x
  2. Step 2: Convert to fraction form
    19,068.90/26,325.56 = 13,028.22/x
  3. Step 3: Cross multiply
    19,068.90x = 26,325.56 × 13,028.22
  4. Step 4: Simplify right side
    19,068.90x = 342,975,220.88
  5. Step 5: Solve for x
    x = 342,975,220.88/19,068.90
  6. Step 6: Final answer
    x = 17,986.10

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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.