Home / 14,603.14-20,151.23-8,935.57

Finding the Fourth Proportional to 14,603.14, 20,151.23 and 8,935.57

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Solution

The fourth proportional to 14,603.14, 20,151.23 and 8,935.57 is: 12,330.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.14 : 20,151.23 = 8,935.57 : x
  2. Step 2: Convert to fraction form
    14,603.14/20,151.23 = 8,935.57/x
  3. Step 3: Cross multiply
    14,603.14x = 20,151.23 × 8,935.57
  4. Step 4: Simplify right side
    14,603.14x = 180,062,643.67
  5. Step 5: Solve for x
    x = 180,062,643.67/14,603.14
  6. Step 6: Final answer
    x = 12,330.41

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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.