Home / 14,054.04-21,079.44-5,725.62

Finding the Fourth Proportional to 14,054.04, 21,079.44 and 5,725.62

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Solution

The fourth proportional to 14,054.04, 21,079.44 and 5,725.62 is: 8,587.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,054.04 : 21,079.44 = 5,725.62 : x
  2. Step 2: Convert to fraction form
    14,054.04/21,079.44 = 5,725.62/x
  3. Step 3: Cross multiply
    14,054.04x = 21,079.44 × 5,725.62
  4. Step 4: Simplify right side
    14,054.04x = 120,692,863.25
  5. Step 5: Solve for x
    x = 120,692,863.25/14,054.04
  6. Step 6: Final answer
    x = 8,587.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.