Home / 19,641.06-29,435.67-11,325.60

Finding the Fourth Proportional to 19,641.06, 29,435.67 and 11,325.60

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Solution

The fourth proportional to 19,641.06, 29,435.67 and 11,325.60 is: 16,973.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.06 : 29,435.67 = 11,325.60 : x
  2. Step 2: Convert to fraction form
    19,641.06/29,435.67 = 11,325.60/x
  3. Step 3: Cross multiply
    19,641.06x = 29,435.67 × 11,325.60
  4. Step 4: Simplify right side
    19,641.06x = 333,376,624.15
  5. Step 5: Solve for x
    x = 333,376,624.15/19,641.06
  6. Step 6: Final answer
    x = 16,973.45

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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.