Home / 27,511.08-37,967.64-15,576.52

Finding the Fourth Proportional to 27,511.08, 37,967.64 and 15,576.52

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Solution

The fourth proportional to 27,511.08, 37,967.64 and 15,576.52 is: 21,496.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.08 : 37,967.64 = 15,576.52 : x
  2. Step 2: Convert to fraction form
    27,511.08/37,967.64 = 15,576.52/x
  3. Step 3: Cross multiply
    27,511.08x = 37,967.64 × 15,576.52
  4. Step 4: Simplify right side
    27,511.08x = 591,403,703.81
  5. Step 5: Solve for x
    x = 591,403,703.81/27,511.08
  6. Step 6: Final answer
    x = 21,496.93

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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.