Home / 14,272.58-19,702.77-8,302.07

Finding the Fourth Proportional to 14,272.58, 19,702.77 and 8,302.07

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Solution

The fourth proportional to 14,272.58, 19,702.77 and 8,302.07 is: 11,460.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.58 : 19,702.77 = 8,302.07 : x
  2. Step 2: Convert to fraction form
    14,272.58/19,702.77 = 8,302.07/x
  3. Step 3: Cross multiply
    14,272.58x = 19,702.77 × 8,302.07
  4. Step 4: Simplify right side
    14,272.58x = 163,573,775.73
  5. Step 5: Solve for x
    x = 163,573,775.73/14,272.58
  6. Step 6: Final answer
    x = 11,460.70

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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.