Home / 23,457.78-32,372.01-13,387.59

Finding the Fourth Proportional to 23,457.78, 32,372.01 and 13,387.59

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Solution

The fourth proportional to 23,457.78, 32,372.01 and 13,387.59 is: 18,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,457.78 : 32,372.01 = 13,387.59 : x
  2. Step 2: Convert to fraction form
    23,457.78/32,372.01 = 13,387.59/x
  3. Step 3: Cross multiply
    23,457.78x = 32,372.01 × 13,387.59
  4. Step 4: Simplify right side
    23,457.78x = 433,383,197.36
  5. Step 5: Solve for x
    x = 433,383,197.36/23,457.78
  6. Step 6: Final answer
    x = 18,475.03

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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.