Home / 42,879.48-64,303.44-14,792.36

Finding the Fourth Proportional to 42,879.48, 64,303.44 and 14,792.36

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Solution

The fourth proportional to 42,879.48, 64,303.44 and 14,792.36 is: 22,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,879.48 : 64,303.44 = 14,792.36 : x
  2. Step 2: Convert to fraction form
    42,879.48/64,303.44 = 14,792.36/x
  3. Step 3: Cross multiply
    42,879.48x = 64,303.44 × 14,792.36
  4. Step 4: Simplify right side
    42,879.48x = 951,199,633.72
  5. Step 5: Solve for x
    x = 951,199,633.72/42,879.48
  6. Step 6: Final answer
    x = 22,183.10

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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.