Home / 19,023.84-28,494.15-9,647.70

Finding the Fourth Proportional to 19,023.84, 28,494.15 and 9,647.70

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Solution

The fourth proportional to 19,023.84, 28,494.15 and 9,647.70 is: 14,450.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.84 : 28,494.15 = 9,647.70 : x
  2. Step 2: Convert to fraction form
    19,023.84/28,494.15 = 9,647.70/x
  3. Step 3: Cross multiply
    19,023.84x = 28,494.15 × 9,647.70
  4. Step 4: Simplify right side
    19,023.84x = 274,903,010.96
  5. Step 5: Solve for x
    x = 274,903,010.96/19,023.84
  6. Step 6: Final answer
    x = 14,450.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.