Home / 14,425.02-21,511.58-12,832.16

Finding the Fourth Proportional to 14,425.02, 21,511.58 and 12,832.16

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Solution

The fourth proportional to 14,425.02, 21,511.58 and 12,832.16 is: 19,136.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.02 : 21,511.58 = 12,832.16 : x
  2. Step 2: Convert to fraction form
    14,425.02/21,511.58 = 12,832.16/x
  3. Step 3: Cross multiply
    14,425.02x = 21,511.58 × 12,832.16
  4. Step 4: Simplify right side
    14,425.02x = 276,039,864.69
  5. Step 5: Solve for x
    x = 276,039,864.69/14,425.02
  6. Step 6: Final answer
    x = 19,136.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.