Home / 47,028.76-64,886.40-26,878.36

Finding the Fourth Proportional to 47,028.76, 64,886.40 and 26,878.36

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Solution

The fourth proportional to 47,028.76, 64,886.40 and 26,878.36 is: 37,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,028.76 : 64,886.40 = 26,878.36 : x
  2. Step 2: Convert to fraction form
    47,028.76/64,886.40 = 26,878.36/x
  3. Step 3: Cross multiply
    47,028.76x = 64,886.40 × 26,878.36
  4. Step 4: Simplify right side
    47,028.76x = 1,744,040,018.30
  5. Step 5: Solve for x
    x = 1,744,040,018.30/47,028.76
  6. Step 6: Final answer
    x = 37,084.54

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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.