Home / 25,367.20-38,029.16-17,948.32

Finding the Fourth Proportional to 25,367.20, 38,029.16 and 17,948.32

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Solution

The fourth proportional to 25,367.20, 38,029.16 and 17,948.32 is: 26,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,367.20 : 38,029.16 = 17,948.32 : x
  2. Step 2: Convert to fraction form
    25,367.20/38,029.16 = 17,948.32/x
  3. Step 3: Cross multiply
    25,367.20x = 38,029.16 × 17,948.32
  4. Step 4: Simplify right side
    25,367.20x = 682,559,533.01
  5. Step 5: Solve for x
    x = 682,559,533.01/25,367.20
  6. Step 6: Final answer
    x = 26,907.17

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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.