Home / 27,070.04-40,600.10-12,275.40

Finding the Fourth Proportional to 27,070.04, 40,600.10 and 12,275.40

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Solution

The fourth proportional to 27,070.04, 40,600.10 and 12,275.40 is: 18,410.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.04 : 40,600.10 = 12,275.40 : x
  2. Step 2: Convert to fraction form
    27,070.04/40,600.10 = 12,275.40/x
  3. Step 3: Cross multiply
    27,070.04x = 40,600.10 × 12,275.40
  4. Step 4: Simplify right side
    27,070.04x = 498,382,467.54
  5. Step 5: Solve for x
    x = 498,382,467.54/27,070.04
  6. Step 6: Final answer
    x = 18,410.85

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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.