Home / 14,399.02-21,570.86-8,836.16

Finding the Fourth Proportional to 14,399.02, 21,570.86 and 8,836.16

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Solution

The fourth proportional to 14,399.02, 21,570.86 and 8,836.16 is: 13,237.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,399.02 : 21,570.86 = 8,836.16 : x
  2. Step 2: Convert to fraction form
    14,399.02/21,570.86 = 8,836.16/x
  3. Step 3: Cross multiply
    14,399.02x = 21,570.86 × 8,836.16
  4. Step 4: Simplify right side
    14,399.02x = 190,603,570.30
  5. Step 5: Solve for x
    x = 190,603,570.30/14,399.02
  6. Step 6: Final answer
    x = 13,237.26

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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.