Home / 18,732.02-25,801.73-13,056.63

Finding the Fourth Proportional to 18,732.02, 25,801.73 and 13,056.63

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Solution

The fourth proportional to 18,732.02, 25,801.73 and 13,056.63 is: 17,984.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,732.02 : 25,801.73 = 13,056.63 : x
  2. Step 2: Convert to fraction form
    18,732.02/25,801.73 = 13,056.63/x
  3. Step 3: Cross multiply
    18,732.02x = 25,801.73 × 13,056.63
  4. Step 4: Simplify right side
    18,732.02x = 336,883,576.69
  5. Step 5: Solve for x
    x = 336,883,576.69/18,732.02
  6. Step 6: Final answer
    x = 17,984.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.