Home / 23,208.89-34,809.21-10,555.68

Finding the Fourth Proportional to 23,208.89, 34,809.21 and 10,555.68

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Solution

The fourth proportional to 23,208.89, 34,809.21 and 10,555.68 is: 15,831.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,208.89 : 34,809.21 = 10,555.68 : x
  2. Step 2: Convert to fraction form
    23,208.89/34,809.21 = 10,555.68/x
  3. Step 3: Cross multiply
    23,208.89x = 34,809.21 × 10,555.68
  4. Step 4: Simplify right side
    23,208.89x = 367,434,836.34
  5. Step 5: Solve for x
    x = 367,434,836.34/23,208.89
  6. Step 6: Final answer
    x = 15,831.65

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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.