Home / 28,698.54-42,921.91-25,558.13

Finding the Fourth Proportional to 28,698.54, 42,921.91 and 25,558.13

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Solution

The fourth proportional to 28,698.54, 42,921.91 and 25,558.13 is: 38,225.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698.54 : 42,921.91 = 25,558.13 : x
  2. Step 2: Convert to fraction form
    28,698.54/42,921.91 = 25,558.13/x
  3. Step 3: Cross multiply
    28,698.54x = 42,921.91 × 25,558.13
  4. Step 4: Simplify right side
    28,698.54x = 1,097,003,755.63
  5. Step 5: Solve for x
    x = 1,097,003,755.63/28,698.54
  6. Step 6: Final answer
    x = 38,225.07

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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.