Home / 13,071.42-19,609.56-4,306.95

Finding the Fourth Proportional to 13,071.42, 19,609.56 and 4,306.95

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Solution

The fourth proportional to 13,071.42, 19,609.56 and 4,306.95 is: 6,461.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.42 : 19,609.56 = 4,306.95 : x
  2. Step 2: Convert to fraction form
    13,071.42/19,609.56 = 4,306.95/x
  3. Step 3: Cross multiply
    13,071.42x = 19,609.56 × 4,306.95
  4. Step 4: Simplify right side
    13,071.42x = 84,457,394.44
  5. Step 5: Solve for x
    x = 84,457,394.44/13,071.42
  6. Step 6: Final answer
    x = 6,461.23

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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.