Home / 56,017.32-84,021.36-18,565.16

Finding the Fourth Proportional to 56,017.32, 84,021.36 and 18,565.16

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Solution

The fourth proportional to 56,017.32, 84,021.36 and 18,565.16 is: 27,846.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.32 : 84,021.36 = 18,565.16 : x
  2. Step 2: Convert to fraction form
    56,017.32/84,021.36 = 18,565.16/x
  3. Step 3: Cross multiply
    56,017.32x = 84,021.36 × 18,565.16
  4. Step 4: Simplify right side
    56,017.32x = 1,559,869,991.82
  5. Step 5: Solve for x
    x = 1,559,869,991.82/56,017.32
  6. Step 6: Final answer
    x = 27,846.21

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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.