Home / 42,027.36-62,987.52-22,315.20

Finding the Fourth Proportional to 42,027.36, 62,987.52 and 22,315.20

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Solution

The fourth proportional to 42,027.36, 62,987.52 and 22,315.20 is: 33,444.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.36 : 62,987.52 = 22,315.20 : x
  2. Step 2: Convert to fraction form
    42,027.36/62,987.52 = 22,315.20/x
  3. Step 3: Cross multiply
    42,027.36x = 62,987.52 × 22,315.20
  4. Step 4: Simplify right side
    42,027.36x = 1,405,579,106.30
  5. Step 5: Solve for x
    x = 1,405,579,106.30/42,027.36
  6. Step 6: Final answer
    x = 33,444.38

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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.