Home / 19,784.19-29,676.26-7,306.95

Finding the Fourth Proportional to 19,784.19, 29,676.26 and 7,306.95

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Solution

The fourth proportional to 19,784.19, 29,676.26 and 7,306.95 is: 10,960.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,784.19 : 29,676.26 = 7,306.95 : x
  2. Step 2: Convert to fraction form
    19,784.19/29,676.26 = 7,306.95/x
  3. Step 3: Cross multiply
    19,784.19x = 29,676.26 × 7,306.95
  4. Step 4: Simplify right side
    19,784.19x = 216,842,911.47
  5. Step 5: Solve for x
    x = 216,842,911.47/19,784.19
  6. Step 6: Final answer
    x = 10,960.41

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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.