Home / 14,036.43-21,078.41-9,386.32

Finding the Fourth Proportional to 14,036.43, 21,078.41 and 9,386.32

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Solution

The fourth proportional to 14,036.43, 21,078.41 and 9,386.32 is: 14,095.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036.43 : 21,078.41 = 9,386.32 : x
  2. Step 2: Convert to fraction form
    14,036.43/21,078.41 = 9,386.32/x
  3. Step 3: Cross multiply
    14,036.43x = 21,078.41 × 9,386.32
  4. Step 4: Simplify right side
    14,036.43x = 197,848,701.35
  5. Step 5: Solve for x
    x = 197,848,701.35/14,036.43
  6. Step 6: Final answer
    x = 14,095.37

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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.