Home / 27,130.39-40,758.12-26,009.40

Finding the Fourth Proportional to 27,130.39, 40,758.12 and 26,009.40

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Solution

The fourth proportional to 27,130.39, 40,758.12 and 26,009.40 is: 39,074.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,130.39 : 40,758.12 = 26,009.40 : x
  2. Step 2: Convert to fraction form
    27,130.39/40,758.12 = 26,009.40/x
  3. Step 3: Cross multiply
    27,130.39x = 40,758.12 × 26,009.40
  4. Step 4: Simplify right side
    27,130.39x = 1,060,094,116.28
  5. Step 5: Solve for x
    x = 1,060,094,116.28/27,130.39
  6. Step 6: Final answer
    x = 39,074.05

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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.