Home / 14,455.02-21,680.59-3,925.75

Finding the Fourth Proportional to 14,455.02, 21,680.59 and 3,925.75

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Solution

The fourth proportional to 14,455.02, 21,680.59 and 3,925.75 is: 5,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,455.02 : 21,680.59 = 3,925.75 : x
  2. Step 2: Convert to fraction form
    14,455.02/21,680.59 = 3,925.75/x
  3. Step 3: Cross multiply
    14,455.02x = 21,680.59 × 3,925.75
  4. Step 4: Simplify right side
    14,455.02x = 85,112,576.19
  5. Step 5: Solve for x
    x = 85,112,576.19/14,455.02
  6. Step 6: Final answer
    x = 5,888.10

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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.