Home / 31,981.87-44,136.18-17,837.45

Finding the Fourth Proportional to 31,981.87, 44,136.18 and 17,837.45

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Solution

The fourth proportional to 31,981.87, 44,136.18 and 17,837.45 is: 24,616.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,981.87 : 44,136.18 = 17,837.45 : x
  2. Step 2: Convert to fraction form
    31,981.87/44,136.18 = 17,837.45/x
  3. Step 3: Cross multiply
    31,981.87x = 44,136.18 × 17,837.45
  4. Step 4: Simplify right side
    31,981.87x = 787,276,903.94
  5. Step 5: Solve for x
    x = 787,276,903.94/31,981.87
  6. Step 6: Final answer
    x = 24,616.35

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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.