Home / 19,582.20-27,023.45-10,629.70

Finding the Fourth Proportional to 19,582.20, 27,023.45 and 10,629.70

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Solution

The fourth proportional to 19,582.20, 27,023.45 and 10,629.70 is: 14,668.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582.20 : 27,023.45 = 10,629.70 : x
  2. Step 2: Convert to fraction form
    19,582.20/27,023.45 = 10,629.70/x
  3. Step 3: Cross multiply
    19,582.20x = 27,023.45 × 10,629.70
  4. Step 4: Simplify right side
    19,582.20x = 287,251,045.76
  5. Step 5: Solve for x
    x = 287,251,045.76/19,582.20
  6. Step 6: Final answer
    x = 14,668.99

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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.