Home / 19,259.06-28,888.35-6,111.54

Finding the Fourth Proportional to 19,259.06, 28,888.35 and 6,111.54

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Solution

The fourth proportional to 19,259.06, 28,888.35 and 6,111.54 is: 9,167.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259.06 : 28,888.35 = 6,111.54 : x
  2. Step 2: Convert to fraction form
    19,259.06/28,888.35 = 6,111.54/x
  3. Step 3: Cross multiply
    19,259.06x = 28,888.35 × 6,111.54
  4. Step 4: Simplify right side
    19,259.06x = 176,552,306.56
  5. Step 5: Solve for x
    x = 176,552,306.56/19,259.06
  6. Step 6: Final answer
    x = 9,167.24

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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.