Home / 18,232.30-25,148.90-11,506.06

Finding the Fourth Proportional to 18,232.30, 25,148.90 and 11,506.06

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Solution

The fourth proportional to 18,232.30, 25,148.90 and 11,506.06 is: 15,871.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.30 : 25,148.90 = 11,506.06 : x
  2. Step 2: Convert to fraction form
    18,232.30/25,148.90 = 11,506.06/x
  3. Step 3: Cross multiply
    18,232.30x = 25,148.90 × 11,506.06
  4. Step 4: Simplify right side
    18,232.30x = 289,364,752.33
  5. Step 5: Solve for x
    x = 289,364,752.33/18,232.30
  6. Step 6: Final answer
    x = 15,871.00

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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.