Home / 14,603.46-20,145.75-9,565.50

Finding the Fourth Proportional to 14,603.46, 20,145.75 and 9,565.50

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Solution

The fourth proportional to 14,603.46, 20,145.75 and 9,565.50 is: 13,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.46 : 20,145.75 = 9,565.50 : x
  2. Step 2: Convert to fraction form
    14,603.46/20,145.75 = 9,565.50/x
  3. Step 3: Cross multiply
    14,603.46x = 20,145.75 × 9,565.50
  4. Step 4: Simplify right side
    14,603.46x = 192,704,171.63
  5. Step 5: Solve for x
    x = 192,704,171.63/14,603.46
  6. Step 6: Final answer
    x = 13,195.79

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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.