Home / 19,267.40-28,874.10-15,325.40

Finding the Fourth Proportional to 19,267.40, 28,874.10 and 15,325.40

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Solution

The fourth proportional to 19,267.40, 28,874.10 and 15,325.40 is: 22,966.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,267.40 : 28,874.10 = 15,325.40 : x
  2. Step 2: Convert to fraction form
    19,267.40/28,874.10 = 15,325.40/x
  3. Step 3: Cross multiply
    19,267.40x = 28,874.10 × 15,325.40
  4. Step 4: Simplify right side
    19,267.40x = 442,507,132.14
  5. Step 5: Solve for x
    x = 442,507,132.14/19,267.40
  6. Step 6: Final answer
    x = 22,966.62

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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.