Home / 13,036.50-19,554.75-4,272.03

Finding the Fourth Proportional to 13,036.50, 19,554.75 and 4,272.03

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Solution

The fourth proportional to 13,036.50, 19,554.75 and 4,272.03 is: 6,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.50 : 19,554.75 = 4,272.03 : x
  2. Step 2: Convert to fraction form
    13,036.50/19,554.75 = 4,272.03/x
  3. Step 3: Cross multiply
    13,036.50x = 19,554.75 × 4,272.03
  4. Step 4: Simplify right side
    13,036.50x = 83,538,478.64
  5. Step 5: Solve for x
    x = 83,538,478.64/13,036.50
  6. Step 6: Final answer
    x = 6,408.05

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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.