Home / 14,137.17-19,509.36-8,835.06

Finding the Fourth Proportional to 14,137.17, 19,509.36 and 8,835.06

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Solution

The fourth proportional to 14,137.17, 19,509.36 and 8,835.06 is: 12,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137.17 : 19,509.36 = 8,835.06 : x
  2. Step 2: Convert to fraction form
    14,137.17/19,509.36 = 8,835.06/x
  3. Step 3: Cross multiply
    14,137.17x = 19,509.36 × 8,835.06
  4. Step 4: Simplify right side
    14,137.17x = 172,366,366.16
  5. Step 5: Solve for x
    x = 172,366,366.16/14,137.17
  6. Step 6: Final answer
    x = 12,192.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.