Home / 36,036.10-53,981.58-17,969.86

Finding the Fourth Proportional to 36,036.10, 53,981.58 and 17,969.86

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Solution

The fourth proportional to 36,036.10, 53,981.58 and 17,969.86 is: 26,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,036.10 : 53,981.58 = 17,969.86 : x
  2. Step 2: Convert to fraction form
    36,036.10/53,981.58 = 17,969.86/x
  3. Step 3: Cross multiply
    36,036.10x = 53,981.58 × 17,969.86
  4. Step 4: Simplify right side
    36,036.10x = 970,041,435.18
  5. Step 5: Solve for x
    x = 970,041,435.18/36,036.10
  6. Step 6: Final answer
    x = 26,918.60

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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.