Home / 47,091.36-64,987.20-25,870.44

Finding the Fourth Proportional to 47,091.36, 64,987.20 and 25,870.44

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Solution

The fourth proportional to 47,091.36, 64,987.20 and 25,870.44 is: 35,701.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,091.36 : 64,987.20 = 25,870.44 : x
  2. Step 2: Convert to fraction form
    47,091.36/64,987.20 = 25,870.44/x
  3. Step 3: Cross multiply
    47,091.36x = 64,987.20 × 25,870.44
  4. Step 4: Simplify right side
    47,091.36x = 1,681,247,458.37
  5. Step 5: Solve for x
    x = 1,681,247,458.37/47,091.36
  6. Step 6: Final answer
    x = 35,701.82

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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.