Home / 19,005.42-28,512.33-6,525.16

Finding the Fourth Proportional to 19,005.42, 28,512.33 and 6,525.16

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Solution

The fourth proportional to 19,005.42, 28,512.33 and 6,525.16 is: 9,789.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.42 : 28,512.33 = 6,525.16 : x
  2. Step 2: Convert to fraction form
    19,005.42/28,512.33 = 6,525.16/x
  3. Step 3: Cross multiply
    19,005.42x = 28,512.33 × 6,525.16
  4. Step 4: Simplify right side
    19,005.42x = 186,047,515.22
  5. Step 5: Solve for x
    x = 186,047,515.22/19,005.42
  6. Step 6: Final answer
    x = 9,789.18

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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.