Home / 26,254.70-39,368.45-7,784.30

Finding the Fourth Proportional to 26,254.70, 39,368.45 and 7,784.30

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Solution

The fourth proportional to 26,254.70, 39,368.45 and 7,784.30 is: 11,672.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,254.70 : 39,368.45 = 7,784.30 : x
  2. Step 2: Convert to fraction form
    26,254.70/39,368.45 = 7,784.30/x
  3. Step 3: Cross multiply
    26,254.70x = 39,368.45 × 7,784.30
  4. Step 4: Simplify right side
    26,254.70x = 306,455,825.34
  5. Step 5: Solve for x
    x = 306,455,825.34/26,254.70
  6. Step 6: Final answer
    x = 11,672.42

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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.