Home / 13,089.71-19,624.23-6,512.31

Finding the Fourth Proportional to 13,089.71, 19,624.23 and 6,512.31

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Solution

The fourth proportional to 13,089.71, 19,624.23 and 6,512.31 is: 9,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,089.71 : 19,624.23 = 6,512.31 : x
  2. Step 2: Convert to fraction form
    13,089.71/19,624.23 = 6,512.31/x
  3. Step 3: Cross multiply
    13,089.71x = 19,624.23 × 6,512.31
  4. Step 4: Simplify right side
    13,089.71x = 127,799,069.27
  5. Step 5: Solve for x
    x = 127,799,069.27/13,089.71
  6. Step 6: Final answer
    x = 9,763.33

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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.