Home / 14,321.37-21,394.02-10,338.60

Finding the Fourth Proportional to 14,321.37, 21,394.02 and 10,338.60

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Solution

The fourth proportional to 14,321.37, 21,394.02 and 10,338.60 is: 15,444.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321.37 : 21,394.02 = 10,338.60 : x
  2. Step 2: Convert to fraction form
    14,321.37/21,394.02 = 10,338.60/x
  3. Step 3: Cross multiply
    14,321.37x = 21,394.02 × 10,338.60
  4. Step 4: Simplify right side
    14,321.37x = 221,184,215.17
  5. Step 5: Solve for x
    x = 221,184,215.17/14,321.37
  6. Step 6: Final answer
    x = 15,444.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.