Home / 14,184.08-21,382.32-13,232.60

Finding the Fourth Proportional to 14,184.08, 21,382.32 and 13,232.60

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Solution

The fourth proportional to 14,184.08, 21,382.32 and 13,232.60 is: 19,947.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.08 : 21,382.32 = 13,232.60 : x
  2. Step 2: Convert to fraction form
    14,184.08/21,382.32 = 13,232.60/x
  3. Step 3: Cross multiply
    14,184.08x = 21,382.32 × 13,232.60
  4. Step 4: Simplify right side
    14,184.08x = 282,943,687.63
  5. Step 5: Solve for x
    x = 282,943,687.63/14,184.08
  6. Step 6: Final answer
    x = 19,947.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.