Home / 51,023.58-70,407.24-28,358.94

Finding the Fourth Proportional to 51,023.58, 70,407.24 and 28,358.94

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Solution

The fourth proportional to 51,023.58, 70,407.24 and 28,358.94 is: 39,132.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.58 : 70,407.24 = 28,358.94 : x
  2. Step 2: Convert to fraction form
    51,023.58/70,407.24 = 28,358.94/x
  3. Step 3: Cross multiply
    51,023.58x = 70,407.24 × 28,358.94
  4. Step 4: Simplify right side
    51,023.58x = 1,996,674,694.73
  5. Step 5: Solve for x
    x = 1,996,674,694.73/51,023.58
  6. Step 6: Final answer
    x = 39,132.39

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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.