Home / 17,386.53-26,079.84-4,238.88

Finding the Fourth Proportional to 17,386.53, 26,079.84 and 4,238.88

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Solution

The fourth proportional to 17,386.53, 26,079.84 and 4,238.88 is: 6,358.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386.53 : 26,079.84 = 4,238.88 : x
  2. Step 2: Convert to fraction form
    17,386.53/26,079.84 = 4,238.88/x
  3. Step 3: Cross multiply
    17,386.53x = 26,079.84 × 4,238.88
  4. Step 4: Simplify right side
    17,386.53x = 110,549,312.18
  5. Step 5: Solve for x
    x = 110,549,312.18/17,386.53
  6. Step 6: Final answer
    x = 6,358.33

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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.