Home / 23,457.30-32,371.32-13,387.08

Finding the Fourth Proportional to 23,457.30, 32,371.32 and 13,387.08

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Solution

The fourth proportional to 23,457.30, 32,371.32 and 13,387.08 is: 18,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,457.30 : 32,371.32 = 13,387.08 : x
  2. Step 2: Convert to fraction form
    23,457.30/32,371.32 = 13,387.08/x
  3. Step 3: Cross multiply
    23,457.30x = 32,371.32 × 13,387.08
  4. Step 4: Simplify right side
    23,457.30x = 433,357,450.55
  5. Step 5: Solve for x
    x = 433,357,450.55/23,457.30
  6. Step 6: Final answer
    x = 18,474.31

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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.