Home / 13,334.36-19,994.69-7,798.52

Finding the Fourth Proportional to 13,334.36, 19,994.69 and 7,798.52

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Solution

The fourth proportional to 13,334.36, 19,994.69 and 7,798.52 is: 11,693.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.36 : 19,994.69 = 7,798.52 : x
  2. Step 2: Convert to fraction form
    13,334.36/19,994.69 = 7,798.52/x
  3. Step 3: Cross multiply
    13,334.36x = 19,994.69 × 7,798.52
  4. Step 4: Simplify right side
    13,334.36x = 155,928,989.86
  5. Step 5: Solve for x
    x = 155,928,989.86/13,334.36
  6. Step 6: Final answer
    x = 11,693.77

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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.