Home / 28,747.58-43,110.59-10,022.81

Finding the Fourth Proportional to 28,747.58, 43,110.59 and 10,022.81

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Solution

The fourth proportional to 28,747.58, 43,110.59 and 10,022.81 is: 15,030.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,747.58 : 43,110.59 = 10,022.81 : x
  2. Step 2: Convert to fraction form
    28,747.58/43,110.59 = 10,022.81/x
  3. Step 3: Cross multiply
    28,747.58x = 43,110.59 × 10,022.81
  4. Step 4: Simplify right side
    28,747.58x = 432,088,986.89
  5. Step 5: Solve for x
    x = 432,088,986.89/28,747.58
  6. Step 6: Final answer
    x = 15,030.45

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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.