Home / 17,681.04-26,521.20-5,200.77

Finding the Fourth Proportional to 17,681.04, 26,521.20 and 5,200.77

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Solution

The fourth proportional to 17,681.04, 26,521.20 and 5,200.77 is: 7,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,681.04 : 26,521.20 = 5,200.77 : x
  2. Step 2: Convert to fraction form
    17,681.04/26,521.20 = 5,200.77/x
  3. Step 3: Cross multiply
    17,681.04x = 26,521.20 × 5,200.77
  4. Step 4: Simplify right side
    17,681.04x = 137,930,661.32
  5. Step 5: Solve for x
    x = 137,930,661.32/17,681.04
  6. Step 6: Final answer
    x = 7,801.05

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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.