Home / 27,280.52-37,641.47-15,947.82

Finding the Fourth Proportional to 27,280.52, 37,641.47 and 15,947.82

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Solution

The fourth proportional to 27,280.52, 37,641.47 and 15,947.82 is: 22,004.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.52 : 37,641.47 = 15,947.82 : x
  2. Step 2: Convert to fraction form
    27,280.52/37,641.47 = 15,947.82/x
  3. Step 3: Cross multiply
    27,280.52x = 37,641.47 × 15,947.82
  4. Step 4: Simplify right side
    27,280.52x = 600,299,308.36
  5. Step 5: Solve for x
    x = 600,299,308.36/27,280.52
  6. Step 6: Final answer
    x = 22,004.69

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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.