Home / 19,570.60-29,354.29-7,723.89

Finding the Fourth Proportional to 19,570.60, 29,354.29 and 7,723.89

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Solution

The fourth proportional to 19,570.60, 29,354.29 and 7,723.89 is: 11,585.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.60 : 29,354.29 = 7,723.89 : x
  2. Step 2: Convert to fraction form
    19,570.60/29,354.29 = 7,723.89/x
  3. Step 3: Cross multiply
    19,570.60x = 29,354.29 × 7,723.89
  4. Step 4: Simplify right side
    19,570.60x = 226,729,306.99
  5. Step 5: Solve for x
    x = 226,729,306.99/19,570.60
  6. Step 6: Final answer
    x = 11,585.20

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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.