Home / 19,203.39-28,798.15-7,360.49

Finding the Fourth Proportional to 19,203.39, 28,798.15 and 7,360.49

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Solution

The fourth proportional to 19,203.39, 28,798.15 and 7,360.49 is: 11,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.39 : 28,798.15 = 7,360.49 : x
  2. Step 2: Convert to fraction form
    19,203.39/28,798.15 = 7,360.49/x
  3. Step 3: Cross multiply
    19,203.39x = 28,798.15 × 7,360.49
  4. Step 4: Simplify right side
    19,203.39x = 211,968,495.09
  5. Step 5: Solve for x
    x = 211,968,495.09/19,203.39
  6. Step 6: Final answer
    x = 11,038.08

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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.