Home / 56,017.56-84,021.46-18,565.32

Finding the Fourth Proportional to 56,017.56, 84,021.46 and 18,565.32

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Solution

The fourth proportional to 56,017.56, 84,021.46 and 18,565.32 is: 27,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,017.56 : 84,021.46 = 18,565.32 : x
  2. Step 2: Convert to fraction form
    56,017.56/84,021.46 = 18,565.32/x
  3. Step 3: Cross multiply
    56,017.56x = 84,021.46 × 18,565.32
  4. Step 4: Simplify right side
    56,017.56x = 1,559,885,291.77
  5. Step 5: Solve for x
    x = 1,559,885,291.77/56,017.56
  6. Step 6: Final answer
    x = 27,846.36

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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.