Home / 19,028.55-26,258.74-10,531.03

Finding the Fourth Proportional to 19,028.55, 26,258.74 and 10,531.03

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Solution

The fourth proportional to 19,028.55, 26,258.74 and 10,531.03 is: 14,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,028.55 : 26,258.74 = 10,531.03 : x
  2. Step 2: Convert to fraction form
    19,028.55/26,258.74 = 10,531.03/x
  3. Step 3: Cross multiply
    19,028.55x = 26,258.74 × 10,531.03
  4. Step 4: Simplify right side
    19,028.55x = 276,531,521.35
  5. Step 5: Solve for x
    x = 276,531,521.35/19,028.55
  6. Step 6: Final answer
    x = 14,532.46

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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.