Home / 13,028.68-19,547.16-4,261.60

Finding the Fourth Proportional to 13,028.68, 19,547.16 and 4,261.60

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Solution

The fourth proportional to 13,028.68, 19,547.16 and 4,261.60 is: 6,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,028.68 : 19,547.16 = 4,261.60 : x
  2. Step 2: Convert to fraction form
    13,028.68/19,547.16 = 4,261.60/x
  3. Step 3: Cross multiply
    13,028.68x = 19,547.16 × 4,261.60
  4. Step 4: Simplify right side
    13,028.68x = 83,302,177.06
  5. Step 5: Solve for x
    x = 83,302,177.06/13,028.68
  6. Step 6: Final answer
    x = 6,393.75

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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.