Home / 37,280.61-55,930.64-13,907.25

Finding the Fourth Proportional to 37,280.61, 55,930.64 and 13,907.25

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Solution

The fourth proportional to 37,280.61, 55,930.64 and 13,907.25 is: 20,864.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,280.61 : 55,930.64 = 13,907.25 : x
  2. Step 2: Convert to fraction form
    37,280.61/55,930.64 = 13,907.25/x
  3. Step 3: Cross multiply
    37,280.61x = 55,930.64 × 13,907.25
  4. Step 4: Simplify right side
    37,280.61x = 777,841,323.60
  5. Step 5: Solve for x
    x = 777,841,323.60/37,280.61
  6. Step 6: Final answer
    x = 20,864.50

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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.