Home / 13,071.85-19,609.61-4,750.92

Finding the Fourth Proportional to 13,071.85, 19,609.61 and 4,750.92

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Solution

The fourth proportional to 13,071.85, 19,609.61 and 4,750.92 is: 7,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,071.85 : 19,609.61 = 4,750.92 : x
  2. Step 2: Convert to fraction form
    13,071.85/19,609.61 = 4,750.92/x
  3. Step 3: Cross multiply
    13,071.85x = 19,609.61 × 4,750.92
  4. Step 4: Simplify right side
    13,071.85x = 93,163,664.59
  5. Step 5: Solve for x
    x = 93,163,664.59/13,071.85
  6. Step 6: Final answer
    x = 7,127.05

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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.