Home / 34,255.10-51,390.81-10,881.56

Finding the Fourth Proportional to 34,255.10, 51,390.81 and 10,881.56

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Solution

The fourth proportional to 34,255.10, 51,390.81 and 10,881.56 is: 16,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,255.10 : 51,390.81 = 10,881.56 : x
  2. Step 2: Convert to fraction form
    34,255.10/51,390.81 = 10,881.56/x
  3. Step 3: Cross multiply
    34,255.10x = 51,390.81 × 10,881.56
  4. Step 4: Simplify right side
    34,255.10x = 559,211,925.51
  5. Step 5: Solve for x
    x = 559,211,925.51/34,255.10
  6. Step 6: Final answer
    x = 16,324.93

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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.