Home / 27,254.35-37,611.37-15,316.98

Finding the Fourth Proportional to 27,254.35, 37,611.37 and 15,316.98

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Solution

The fourth proportional to 27,254.35, 37,611.37 and 15,316.98 is: 21,137.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.35 : 37,611.37 = 15,316.98 : x
  2. Step 2: Convert to fraction form
    27,254.35/37,611.37 = 15,316.98/x
  3. Step 3: Cross multiply
    27,254.35x = 37,611.37 × 15,316.98
  4. Step 4: Simplify right side
    27,254.35x = 576,092,602.06
  5. Step 5: Solve for x
    x = 576,092,602.06/27,254.35
  6. Step 6: Final answer
    x = 21,137.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.