Home / 14,210.58-21,316.43-5,324.98

Finding the Fourth Proportional to 14,210.58, 21,316.43 and 5,324.98

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Solution

The fourth proportional to 14,210.58, 21,316.43 and 5,324.98 is: 7,987.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.58 : 21,316.43 = 5,324.98 : x
  2. Step 2: Convert to fraction form
    14,210.58/21,316.43 = 5,324.98/x
  3. Step 3: Cross multiply
    14,210.58x = 21,316.43 × 5,324.98
  4. Step 4: Simplify right side
    14,210.58x = 113,509,563.42
  5. Step 5: Solve for x
    x = 113,509,563.42/14,210.58
  6. Step 6: Final answer
    x = 7,987.68

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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.