Home / 14,391.02-21,558.86-8,828.16

Finding the Fourth Proportional to 14,391.02, 21,558.86 and 8,828.16

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Solution

The fourth proportional to 14,391.02, 21,558.86 and 8,828.16 is: 13,225.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.02 : 21,558.86 = 8,828.16 : x
  2. Step 2: Convert to fraction form
    14,391.02/21,558.86 = 8,828.16/x
  3. Step 3: Cross multiply
    14,391.02x = 21,558.86 × 8,828.16
  4. Step 4: Simplify right side
    14,391.02x = 190,325,065.50
  5. Step 5: Solve for x
    x = 190,325,065.50/14,391.02
  6. Step 6: Final answer
    x = 13,225.27

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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.