Home / 14,669.04-20,238.32-8,702.56

Finding the Fourth Proportional to 14,669.04, 20,238.32 and 8,702.56

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Solution

The fourth proportional to 14,669.04, 20,238.32 and 8,702.56 is: 12,006.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.04 : 20,238.32 = 8,702.56 : x
  2. Step 2: Convert to fraction form
    14,669.04/20,238.32 = 8,702.56/x
  3. Step 3: Cross multiply
    14,669.04x = 20,238.32 × 8,702.56
  4. Step 4: Simplify right side
    14,669.04x = 176,125,194.10
  5. Step 5: Solve for x
    x = 176,125,194.10/14,669.04
  6. Step 6: Final answer
    x = 12,006.59

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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.