Home / 20,002.02-29,979.10-8,896.16

Finding the Fourth Proportional to 20,002.02, 29,979.10 and 8,896.16

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Solution

The fourth proportional to 20,002.02, 29,979.10 and 8,896.16 is: 13,333.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,002.02 : 29,979.10 = 8,896.16 : x
  2. Step 2: Convert to fraction form
    20,002.02/29,979.10 = 8,896.16/x
  3. Step 3: Cross multiply
    20,002.02x = 29,979.10 × 8,896.16
  4. Step 4: Simplify right side
    20,002.02x = 266,698,870.26
  5. Step 5: Solve for x
    x = 266,698,870.26/20,002.02
  6. Step 6: Final answer
    x = 13,333.60

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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.