Home / 14,681.19-21,967.14-8,761.23

Finding the Fourth Proportional to 14,681.19, 21,967.14 and 8,761.23

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Solution

The fourth proportional to 14,681.19, 21,967.14 and 8,761.23 is: 13,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.19 : 21,967.14 = 8,761.23 : x
  2. Step 2: Convert to fraction form
    14,681.19/21,967.14 = 8,761.23/x
  3. Step 3: Cross multiply
    14,681.19x = 21,967.14 × 8,761.23
  4. Step 4: Simplify right side
    14,681.19x = 192,459,165.98
  5. Step 5: Solve for x
    x = 192,459,165.98/14,681.19
  6. Step 6: Final answer
    x = 13,109.23

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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.