Home / 18,076.79-24,945.71-10,009.68

Finding the Fourth Proportional to 18,076.79, 24,945.71 and 10,009.68

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Solution

The fourth proportional to 18,076.79, 24,945.71 and 10,009.68 is: 13,813.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,076.79 : 24,945.71 = 10,009.68 : x
  2. Step 2: Convert to fraction form
    18,076.79/24,945.71 = 10,009.68/x
  3. Step 3: Cross multiply
    18,076.79x = 24,945.71 × 10,009.68
  4. Step 4: Simplify right side
    18,076.79x = 249,698,449.74
  5. Step 5: Solve for x
    x = 249,698,449.74/18,076.79
  6. Step 6: Final answer
    x = 13,813.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.