Home / 18,506.02-25,538.34-10,122.52

Finding the Fourth Proportional to 18,506.02, 25,538.34 and 10,122.52

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Solution

The fourth proportional to 18,506.02, 25,538.34 and 10,122.52 is: 13,969.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.02 : 25,538.34 = 10,122.52 : x
  2. Step 2: Convert to fraction form
    18,506.02/25,538.34 = 10,122.52/x
  3. Step 3: Cross multiply
    18,506.02x = 25,538.34 × 10,122.52
  4. Step 4: Simplify right side
    18,506.02x = 258,512,357.42
  5. Step 5: Solve for x
    x = 258,512,357.42/18,506.02
  6. Step 6: Final answer
    x = 13,969.10

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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.