Home / 18,140.16-25,134.23-17,746.50

Finding the Fourth Proportional to 18,140.16, 25,134.23 and 17,746.50

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Solution

The fourth proportional to 18,140.16, 25,134.23 and 17,746.50 is: 24,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140.16 : 25,134.23 = 17,746.50 : x
  2. Step 2: Convert to fraction form
    18,140.16/25,134.23 = 17,746.50/x
  3. Step 3: Cross multiply
    18,140.16x = 25,134.23 × 17,746.50
  4. Step 4: Simplify right side
    18,140.16x = 446,044,523.96
  5. Step 5: Solve for x
    x = 446,044,523.96/18,140.16
  6. Step 6: Final answer
    x = 24,588.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.