Home / 32,941.63-49,412.55-7,981.63

Finding the Fourth Proportional to 32,941.63, 49,412.55 and 7,981.63

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Solution

The fourth proportional to 32,941.63, 49,412.55 and 7,981.63 is: 11,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,941.63 : 49,412.55 = 7,981.63 : x
  2. Step 2: Convert to fraction form
    32,941.63/49,412.55 = 7,981.63/x
  3. Step 3: Cross multiply
    32,941.63x = 49,412.55 × 7,981.63
  4. Step 4: Simplify right side
    32,941.63x = 394,392,691.46
  5. Step 5: Solve for x
    x = 394,392,691.46/32,941.63
  6. Step 6: Final answer
    x = 11,972.47

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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.