Home / 13,330.66-19,993.53-4,895.32

Finding the Fourth Proportional to 13,330.66, 19,993.53 and 4,895.32

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Solution

The fourth proportional to 13,330.66, 19,993.53 and 4,895.32 is: 7,342.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.66 : 19,993.53 = 4,895.32 : x
  2. Step 2: Convert to fraction form
    13,330.66/19,993.53 = 4,895.32/x
  3. Step 3: Cross multiply
    13,330.66x = 19,993.53 × 4,895.32
  4. Step 4: Simplify right side
    13,330.66x = 97,874,727.28
  5. Step 5: Solve for x
    x = 97,874,727.28/13,330.66
  6. Step 6: Final answer
    x = 7,342.08

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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.