Home / 32,715.42-49,036.32-13,986.06

Finding the Fourth Proportional to 32,715.42, 49,036.32 and 13,986.06

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Solution

The fourth proportional to 32,715.42, 49,036.32 and 13,986.06 is: 20,963.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,715.42 : 49,036.32 = 13,986.06 : x
  2. Step 2: Convert to fraction form
    32,715.42/49,036.32 = 13,986.06/x
  3. Step 3: Cross multiply
    32,715.42x = 49,036.32 × 13,986.06
  4. Step 4: Simplify right side
    32,715.42x = 685,824,913.70
  5. Step 5: Solve for x
    x = 685,824,913.70/32,715.42
  6. Step 6: Final answer
    x = 20,963.35

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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.