Home / 37,865.61-52,254.59-21,959.30

Finding the Fourth Proportional to 37,865.61, 52,254.59 and 21,959.30

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Solution

The fourth proportional to 37,865.61, 52,254.59 and 21,959.30 is: 30,303.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,865.61 : 52,254.59 = 21,959.30 : x
  2. Step 2: Convert to fraction form
    37,865.61/52,254.59 = 21,959.30/x
  3. Step 3: Cross multiply
    37,865.61x = 52,254.59 × 21,959.30
  4. Step 4: Simplify right side
    37,865.61x = 1,147,474,239.03
  5. Step 5: Solve for x
    x = 1,147,474,239.03/37,865.61
  6. Step 6: Final answer
    x = 30,303.86

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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.