Home / 33,140.79-49,712.76-10,953.68

Finding the Fourth Proportional to 33,140.79, 49,712.76 and 10,953.68

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Solution

The fourth proportional to 33,140.79, 49,712.76 and 10,953.68 is: 16,431.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.79 : 49,712.76 = 10,953.68 : x
  2. Step 2: Convert to fraction form
    33,140.79/49,712.76 = 10,953.68/x
  3. Step 3: Cross multiply
    33,140.79x = 49,712.76 × 10,953.68
  4. Step 4: Simplify right side
    33,140.79x = 544,537,416.39
  5. Step 5: Solve for x
    x = 544,537,416.39/33,140.79
  6. Step 6: Final answer
    x = 16,431.03

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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.