Home / 25,788.24-35,594.64-15,181.20

Finding the Fourth Proportional to 25,788.24, 35,594.64 and 15,181.20

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Solution

The fourth proportional to 25,788.24, 35,594.64 and 15,181.20 is: 20,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,788.24 : 35,594.64 = 15,181.20 : x
  2. Step 2: Convert to fraction form
    25,788.24/35,594.64 = 15,181.20/x
  3. Step 3: Cross multiply
    25,788.24x = 35,594.64 × 15,181.20
  4. Step 4: Simplify right side
    25,788.24x = 540,369,348.77
  5. Step 5: Solve for x
    x = 540,369,348.77/25,788.24
  6. Step 6: Final answer
    x = 20,954.10

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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.