Home / 28,748.45-43,111.92-10,023.68

Finding the Fourth Proportional to 28,748.45, 43,111.92 and 10,023.68

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Solution

The fourth proportional to 28,748.45, 43,111.92 and 10,023.68 is: 15,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748.45 : 43,111.92 = 10,023.68 : x
  2. Step 2: Convert to fraction form
    28,748.45/43,111.92 = 10,023.68/x
  3. Step 3: Cross multiply
    28,748.45x = 43,111.92 × 10,023.68
  4. Step 4: Simplify right side
    28,748.45x = 432,140,090.27
  5. Step 5: Solve for x
    x = 432,140,090.27/28,748.45
  6. Step 6: Final answer
    x = 15,031.77

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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.