Home / 19,024.17-28,528.04-7,329.20

Finding the Fourth Proportional to 19,024.17, 28,528.04 and 7,329.20

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Solution

The fourth proportional to 19,024.17, 28,528.04 and 7,329.20 is: 10,990.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,024.17 : 28,528.04 = 7,329.20 : x
  2. Step 2: Convert to fraction form
    19,024.17/28,528.04 = 7,329.20/x
  3. Step 3: Cross multiply
    19,024.17x = 28,528.04 × 7,329.20
  4. Step 4: Simplify right side
    19,024.17x = 209,087,531.48
  5. Step 5: Solve for x
    x = 209,087,531.48/19,024.17
  6. Step 6: Final answer
    x = 10,990.63

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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.