Home / 18,228.16-25,154.56-10,271.16

Finding the Fourth Proportional to 18,228.16, 25,154.56 and 10,271.16

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Solution

The fourth proportional to 18,228.16, 25,154.56 and 10,271.16 is: 14,174.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.16 : 25,154.56 = 10,271.16 : x
  2. Step 2: Convert to fraction form
    18,228.16/25,154.56 = 10,271.16/x
  3. Step 3: Cross multiply
    18,228.16x = 25,154.56 × 10,271.16
  4. Step 4: Simplify right side
    18,228.16x = 258,366,510.49
  5. Step 5: Solve for x
    x = 258,366,510.49/18,228.16
  6. Step 6: Final answer
    x = 14,174.03

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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.