Home / 14,374.06-21,561.09-9,114.32

Finding the Fourth Proportional to 14,374.06, 21,561.09 and 9,114.32

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Solution

The fourth proportional to 14,374.06, 21,561.09 and 9,114.32 is: 13,671.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,374.06 : 21,561.09 = 9,114.32 : x
  2. Step 2: Convert to fraction form
    14,374.06/21,561.09 = 9,114.32/x
  3. Step 3: Cross multiply
    14,374.06x = 21,561.09 × 9,114.32
  4. Step 4: Simplify right side
    14,374.06x = 196,514,693.53
  5. Step 5: Solve for x
    x = 196,514,693.53/14,374.06
  6. Step 6: Final answer
    x = 13,671.48

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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.