Home / 19,087.02-28,622.61-7,393.50

Finding the Fourth Proportional to 19,087.02, 28,622.61 and 7,393.50

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Solution

The fourth proportional to 19,087.02, 28,622.61 and 7,393.50 is: 11,087.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,087.02 : 28,622.61 = 7,393.50 : x
  2. Step 2: Convert to fraction form
    19,087.02/28,622.61 = 7,393.50/x
  3. Step 3: Cross multiply
    19,087.02x = 28,622.61 × 7,393.50
  4. Step 4: Simplify right side
    19,087.02x = 211,621,267.04
  5. Step 5: Solve for x
    x = 211,621,267.04/19,087.02
  6. Step 6: Final answer
    x = 11,087.18

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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.