Home / 27,837.47-38,417.28-16,513.67

Finding the Fourth Proportional to 27,837.47, 38,417.28 and 16,513.67

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Solution

The fourth proportional to 27,837.47, 38,417.28 and 16,513.67 is: 22,789.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,837.47 : 38,417.28 = 16,513.67 : x
  2. Step 2: Convert to fraction form
    27,837.47/38,417.28 = 16,513.67/x
  3. Step 3: Cross multiply
    27,837.47x = 38,417.28 × 16,513.67
  4. Step 4: Simplify right side
    27,837.47x = 634,410,284.22
  5. Step 5: Solve for x
    x = 634,410,284.22/27,837.47
  6. Step 6: Final answer
    x = 22,789.80

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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.