Home / 14,022.34-21,036.70-4,661.60

Finding the Fourth Proportional to 14,022.34, 21,036.70 and 4,661.60

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Solution

The fourth proportional to 14,022.34, 21,036.70 and 4,661.60 is: 6,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.34 : 21,036.70 = 4,661.60 : x
  2. Step 2: Convert to fraction form
    14,022.34/21,036.70 = 4,661.60/x
  3. Step 3: Cross multiply
    14,022.34x = 21,036.70 × 4,661.60
  4. Step 4: Simplify right side
    14,022.34x = 98,064,680.72
  5. Step 5: Solve for x
    x = 98,064,680.72/14,022.34
  6. Step 6: Final answer
    x = 6,993.46

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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.