Home / 30,889.65-42,596.46-27,475.86

Finding the Fourth Proportional to 30,889.65, 42,596.46 and 27,475.86

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Solution

The fourth proportional to 30,889.65, 42,596.46 and 27,475.86 is: 37,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,889.65 : 42,596.46 = 27,475.86 : x
  2. Step 2: Convert to fraction form
    30,889.65/42,596.46 = 27,475.86/x
  3. Step 3: Cross multiply
    30,889.65x = 42,596.46 × 27,475.86
  4. Step 4: Simplify right side
    30,889.65x = 1,170,374,371.46
  5. Step 5: Solve for x
    x = 1,170,374,371.46/30,889.65
  6. Step 6: Final answer
    x = 37,888.88

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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.