Home / 14,181.32-19,569.95-8,879.06

Finding the Fourth Proportional to 14,181.32, 19,569.95 and 8,879.06

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Solution

The fourth proportional to 14,181.32, 19,569.95 and 8,879.06 is: 12,252.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,181.32 : 19,569.95 = 8,879.06 : x
  2. Step 2: Convert to fraction form
    14,181.32/19,569.95 = 8,879.06/x
  3. Step 3: Cross multiply
    14,181.32x = 19,569.95 × 8,879.06
  4. Step 4: Simplify right side
    14,181.32x = 173,762,798.07
  5. Step 5: Solve for x
    x = 173,762,798.07/14,181.32
  6. Step 6: Final answer
    x = 12,252.93

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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.