Home / 14,460.04-21,680.30-6,664.60

Finding the Fourth Proportional to 14,460.04, 21,680.30 and 6,664.60

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Solution

The fourth proportional to 14,460.04, 21,680.30 and 6,664.60 is: 9,992.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.04 : 21,680.30 = 6,664.60 : x
  2. Step 2: Convert to fraction form
    14,460.04/21,680.30 = 6,664.60/x
  3. Step 3: Cross multiply
    14,460.04x = 21,680.30 × 6,664.60
  4. Step 4: Simplify right side
    14,460.04x = 144,490,527.38
  5. Step 5: Solve for x
    x = 144,490,527.38/14,460.04
  6. Step 6: Final answer
    x = 9,992.40

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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.