Home / 19,102.28-26,354.98-15,559.24

Finding the Fourth Proportional to 19,102.28, 26,354.98 and 15,559.24

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Solution

The fourth proportional to 19,102.28, 26,354.98 and 15,559.24 is: 21,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,102.28 : 26,354.98 = 15,559.24 : x
  2. Step 2: Convert to fraction form
    19,102.28/26,354.98 = 15,559.24/x
  3. Step 3: Cross multiply
    19,102.28x = 26,354.98 × 15,559.24
  4. Step 4: Simplify right side
    19,102.28x = 410,063,459.02
  5. Step 5: Solve for x
    x = 410,063,459.02/19,102.28
  6. Step 6: Final answer
    x = 21,466.73

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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.