Home / 25,768.70-38,633.35-17,848.45

Finding the Fourth Proportional to 25,768.70, 38,633.35 and 17,848.45

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Solution

The fourth proportional to 25,768.70, 38,633.35 and 17,848.45 is: 26,759.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.70 : 38,633.35 = 17,848.45 : x
  2. Step 2: Convert to fraction form
    25,768.70/38,633.35 = 17,848.45/x
  3. Step 3: Cross multiply
    25,768.70x = 38,633.35 × 17,848.45
  4. Step 4: Simplify right side
    25,768.70x = 689,545,415.81
  5. Step 5: Solve for x
    x = 689,545,415.81/25,768.70
  6. Step 6: Final answer
    x = 26,759.04

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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.