Home / 14,014.96-21,022.40-4,655.70

Finding the Fourth Proportional to 14,014.96, 21,022.40 and 4,655.70

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Solution

The fourth proportional to 14,014.96, 21,022.40 and 4,655.70 is: 6,983.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.96 : 21,022.40 = 4,655.70 : x
  2. Step 2: Convert to fraction form
    14,014.96/21,022.40 = 4,655.70/x
  3. Step 3: Cross multiply
    14,014.96x = 21,022.40 × 4,655.70
  4. Step 4: Simplify right side
    14,014.96x = 97,873,987.68
  5. Step 5: Solve for x
    x = 97,873,987.68/14,014.96
  6. Step 6: Final answer
    x = 6,983.54

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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.