Home / 9,845.20-14,746.20-9,629.20

Finding the Fourth Proportional to 9,845.20, 14,746.20 and 9,629.20

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Solution

The fourth proportional to 9,845.20, 14,746.20 and 9,629.20 is: 14,422.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.20 : 14,746.20 = 9,629.20 : x
  2. Step 2: Convert to fraction form
    9,845.20/14,746.20 = 9,629.20/x
  3. Step 3: Cross multiply
    9,845.20x = 14,746.20 × 9,629.20
  4. Step 4: Simplify right side
    9,845.20x = 141,994,109.04
  5. Step 5: Solve for x
    x = 141,994,109.04/9,845.20
  6. Step 6: Final answer
    x = 14,422.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.