Home / 25,381.54-35,005.28-19,023.06

Finding the Fourth Proportional to 25,381.54, 35,005.28 and 19,023.06

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Solution

The fourth proportional to 25,381.54, 35,005.28 and 19,023.06 is: 26,235.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,381.54 : 35,005.28 = 19,023.06 : x
  2. Step 2: Convert to fraction form
    25,381.54/35,005.28 = 19,023.06/x
  3. Step 3: Cross multiply
    25,381.54x = 35,005.28 × 19,023.06
  4. Step 4: Simplify right side
    25,381.54x = 665,907,541.76
  5. Step 5: Solve for x
    x = 665,907,541.76/25,381.54
  6. Step 6: Final answer
    x = 26,235.90

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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.