Home / 14,665.65-21,998.47-4,277.40

Finding the Fourth Proportional to 14,665.65, 21,998.47 and 4,277.40

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Solution

The fourth proportional to 14,665.65, 21,998.47 and 4,277.40 is: 6,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,665.65 : 21,998.47 = 4,277.40 : x
  2. Step 2: Convert to fraction form
    14,665.65/21,998.47 = 4,277.40/x
  3. Step 3: Cross multiply
    14,665.65x = 21,998.47 × 4,277.40
  4. Step 4: Simplify right side
    14,665.65x = 94,096,255.58
  5. Step 5: Solve for x
    x = 94,096,255.58/14,665.65
  6. Step 6: Final answer
    x = 6,416.10

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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.