Home / 14,101.83-21,156.39-7,526.25

Finding the Fourth Proportional to 14,101.83, 21,156.39 and 7,526.25

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Solution

The fourth proportional to 14,101.83, 21,156.39 and 7,526.25 is: 11,291.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.83 : 21,156.39 = 7,526.25 : x
  2. Step 2: Convert to fraction form
    14,101.83/21,156.39 = 7,526.25/x
  3. Step 3: Cross multiply
    14,101.83x = 21,156.39 × 7,526.25
  4. Step 4: Simplify right side
    14,101.83x = 159,228,280.24
  5. Step 5: Solve for x
    x = 159,228,280.24/14,101.83
  6. Step 6: Final answer
    x = 11,291.32

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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.