Home / 28,840.74-43,254.63-10,372.74

Finding the Fourth Proportional to 28,840.74, 43,254.63 and 10,372.74

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Solution

The fourth proportional to 28,840.74, 43,254.63 and 10,372.74 is: 15,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,840.74 : 43,254.63 = 10,372.74 : x
  2. Step 2: Convert to fraction form
    28,840.74/43,254.63 = 10,372.74/x
  3. Step 3: Cross multiply
    28,840.74x = 43,254.63 × 10,372.74
  4. Step 4: Simplify right side
    28,840.74x = 448,669,030.79
  5. Step 5: Solve for x
    x = 448,669,030.79/28,840.74
  6. Step 6: Final answer
    x = 15,556.78

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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.