Home / 17,821.04-26,730.95-8,465.54

Finding the Fourth Proportional to 17,821.04, 26,730.95 and 8,465.54

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Solution

The fourth proportional to 17,821.04, 26,730.95 and 8,465.54 is: 12,698.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,821.04 : 26,730.95 = 8,465.54 : x
  2. Step 2: Convert to fraction form
    17,821.04/26,730.95 = 8,465.54/x
  3. Step 3: Cross multiply
    17,821.04x = 26,730.95 × 8,465.54
  4. Step 4: Simplify right side
    17,821.04x = 226,291,750.48
  5. Step 5: Solve for x
    x = 226,291,750.48/17,821.04
  6. Step 6: Final answer
    x = 12,698.01

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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.