Home / 19,019.58-28,532.10-5,873.07

Finding the Fourth Proportional to 19,019.58, 28,532.10 and 5,873.07

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Solution

The fourth proportional to 19,019.58, 28,532.10 and 5,873.07 is: 8,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,019.58 : 28,532.10 = 5,873.07 : x
  2. Step 2: Convert to fraction form
    19,019.58/28,532.10 = 5,873.07/x
  3. Step 3: Cross multiply
    19,019.58x = 28,532.10 × 5,873.07
  4. Step 4: Simplify right side
    19,019.58x = 167,571,020.55
  5. Step 5: Solve for x
    x = 167,571,020.55/19,019.58
  6. Step 6: Final answer
    x = 8,810.45

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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.