Home / 14,011.97-21,017.90-4,652.69

Finding the Fourth Proportional to 14,011.97, 21,017.90 and 4,652.69

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Solution

The fourth proportional to 14,011.97, 21,017.90 and 4,652.69 is: 6,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.97 : 21,017.90 = 4,652.69 : x
  2. Step 2: Convert to fraction form
    14,011.97/21,017.90 = 4,652.69/x
  3. Step 3: Cross multiply
    14,011.97x = 21,017.90 × 4,652.69
  4. Step 4: Simplify right side
    14,011.97x = 97,789,837.33
  5. Step 5: Solve for x
    x = 97,789,837.33/14,011.97
  6. Step 6: Final answer
    x = 6,979.02

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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.