Home / 14,257.02-19,673.35-8,288.61

Finding the Fourth Proportional to 14,257.02, 19,673.35 and 8,288.61

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Solution

The fourth proportional to 14,257.02, 19,673.35 and 8,288.61 is: 11,437.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257.02 : 19,673.35 = 8,288.61 : x
  2. Step 2: Convert to fraction form
    14,257.02/19,673.35 = 8,288.61/x
  3. Step 3: Cross multiply
    14,257.02x = 19,673.35 × 8,288.61
  4. Step 4: Simplify right side
    14,257.02x = 163,064,725.54
  5. Step 5: Solve for x
    x = 163,064,725.54/14,257.02
  6. Step 6: Final answer
    x = 11,437.50

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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.