Home / 28,751.80-42,873.77-25,256.14

Finding the Fourth Proportional to 28,751.80, 42,873.77 and 25,256.14

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Solution

The fourth proportional to 28,751.80, 42,873.77 and 25,256.14 is: 37,661.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,751.80 : 42,873.77 = 25,256.14 : x
  2. Step 2: Convert to fraction form
    28,751.80/42,873.77 = 25,256.14/x
  3. Step 3: Cross multiply
    28,751.80x = 42,873.77 × 25,256.14
  4. Step 4: Simplify right side
    28,751.80x = 1,082,825,937.45
  5. Step 5: Solve for x
    x = 1,082,825,937.45/28,751.80
  6. Step 6: Final answer
    x = 37,661.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.