Home / 12,237.69-18,352.59-3,470.25

Finding the Fourth Proportional to 12,237.69, 18,352.59 and 3,470.25

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Solution

The fourth proportional to 12,237.69, 18,352.59 and 3,470.25 is: 5,204.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,237.69 : 18,352.59 = 3,470.25 : x
  2. Step 2: Convert to fraction form
    12,237.69/18,352.59 = 3,470.25/x
  3. Step 3: Cross multiply
    12,237.69x = 18,352.59 × 3,470.25
  4. Step 4: Simplify right side
    12,237.69x = 63,688,075.45
  5. Step 5: Solve for x
    x = 63,688,075.45/12,237.69
  6. Step 6: Final answer
    x = 5,204.26

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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.