Home / 21,014.52-31,526.40-6,224.59

Finding the Fourth Proportional to 21,014.52, 31,526.40 and 6,224.59

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Solution

The fourth proportional to 21,014.52, 31,526.40 and 6,224.59 is: 9,338.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,014.52 : 31,526.40 = 6,224.59 : x
  2. Step 2: Convert to fraction form
    21,014.52/31,526.40 = 6,224.59/x
  3. Step 3: Cross multiply
    21,014.52x = 31,526.40 × 6,224.59
  4. Step 4: Simplify right side
    21,014.52x = 196,238,914.18
  5. Step 5: Solve for x
    x = 196,238,914.18/21,014.52
  6. Step 6: Final answer
    x = 9,338.25

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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.