Home / 14,216.19-19,609.74-9,172.32

Finding the Fourth Proportional to 14,216.19, 19,609.74 and 9,172.32

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Solution

The fourth proportional to 14,216.19, 19,609.74 and 9,172.32 is: 12,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.19 : 19,609.74 = 9,172.32 : x
  2. Step 2: Convert to fraction form
    14,216.19/19,609.74 = 9,172.32/x
  3. Step 3: Cross multiply
    14,216.19x = 19,609.74 × 9,172.32
  4. Step 4: Simplify right side
    14,216.19x = 179,866,810.40
  5. Step 5: Solve for x
    x = 179,866,810.40/14,216.19
  6. Step 6: Final answer
    x = 12,652.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.