Home / 14,369.04-21,552.96-3,980.52

Finding the Fourth Proportional to 14,369.04, 21,552.96 and 3,980.52

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Solution

The fourth proportional to 14,369.04, 21,552.96 and 3,980.52 is: 5,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.04 : 21,552.96 = 3,980.52 : x
  2. Step 2: Convert to fraction form
    14,369.04/21,552.96 = 3,980.52/x
  3. Step 3: Cross multiply
    14,369.04x = 21,552.96 × 3,980.52
  4. Step 4: Simplify right side
    14,369.04x = 85,791,988.34
  5. Step 5: Solve for x
    x = 85,791,988.34/14,369.04
  6. Step 6: Final answer
    x = 5,970.61

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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.