Home / 13,048.09-19,570.53-5,554.66

Finding the Fourth Proportional to 13,048.09, 19,570.53 and 5,554.66

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Solution

The fourth proportional to 13,048.09, 19,570.53 and 5,554.66 is: 8,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.09 : 19,570.53 = 5,554.66 : x
  2. Step 2: Convert to fraction form
    13,048.09/19,570.53 = 5,554.66/x
  3. Step 3: Cross multiply
    13,048.09x = 19,570.53 × 5,554.66
  4. Step 4: Simplify right side
    13,048.09x = 108,707,640.17
  5. Step 5: Solve for x
    x = 108,707,640.17/13,048.09
  6. Step 6: Final answer
    x = 8,331.31

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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.