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Finding the Fourth Proportional to 56,041.96, 84,062.22 and 18,619.24

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Solution

The fourth proportional to 56,041.96, 84,062.22 and 18,619.24 is: 27,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,041.96 : 84,062.22 = 18,619.24 : x
  2. Step 2: Convert to fraction form
    56,041.96/84,062.22 = 18,619.24/x
  3. Step 3: Cross multiply
    56,041.96x = 84,062.22 × 18,619.24
  4. Step 4: Simplify right side
    56,041.96x = 1,565,174,649.11
  5. Step 5: Solve for x
    x = 1,565,174,649.11/56,041.96
  6. Step 6: Final answer
    x = 27,928.62

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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.