Home / 19,017.17-28,532.52-8,486.24

Finding the Fourth Proportional to 19,017.17, 28,532.52 and 8,486.24

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Solution

The fourth proportional to 19,017.17, 28,532.52 and 8,486.24 is: 12,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.17 : 28,532.52 = 8,486.24 : x
  2. Step 2: Convert to fraction form
    19,017.17/28,532.52 = 8,486.24/x
  3. Step 3: Cross multiply
    19,017.17x = 28,532.52 × 8,486.24
  4. Step 4: Simplify right side
    19,017.17x = 242,133,638.04
  5. Step 5: Solve for x
    x = 242,133,638.04/19,017.17
  6. Step 6: Final answer
    x = 12,732.37

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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.