Home / 36,348.39-54,420.93-19,648.50

Finding the Fourth Proportional to 36,348.39, 54,420.93 and 19,648.50

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Solution

The fourth proportional to 36,348.39, 54,420.93 and 19,648.50 is: 29,417.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.39 : 54,420.93 = 19,648.50 : x
  2. Step 2: Convert to fraction form
    36,348.39/54,420.93 = 19,648.50/x
  3. Step 3: Cross multiply
    36,348.39x = 54,420.93 × 19,648.50
  4. Step 4: Simplify right side
    36,348.39x = 1,069,289,643.11
  5. Step 5: Solve for x
    x = 1,069,289,643.11/36,348.39
  6. Step 6: Final answer
    x = 29,417.80

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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.