Home / 18,317.49-27,478.23-5,834.58

Finding the Fourth Proportional to 18,317.49, 27,478.23 and 5,834.58

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Solution

The fourth proportional to 18,317.49, 27,478.23 and 5,834.58 is: 8,752.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,317.49 : 27,478.23 = 5,834.58 : x
  2. Step 2: Convert to fraction form
    18,317.49/27,478.23 = 5,834.58/x
  3. Step 3: Cross multiply
    18,317.49x = 27,478.23 × 5,834.58
  4. Step 4: Simplify right side
    18,317.49x = 160,323,931.19
  5. Step 5: Solve for x
    x = 160,323,931.19/18,317.49
  6. Step 6: Final answer
    x = 8,752.51

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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.