Home / 16,421.40-24,633.81-5,327.64

Finding the Fourth Proportional to 16,421.40, 24,633.81 and 5,327.64

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Solution

The fourth proportional to 16,421.40, 24,633.81 and 5,327.64 is: 7,992.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,421.40 : 24,633.81 = 5,327.64 : x
  2. Step 2: Convert to fraction form
    16,421.40/24,633.81 = 5,327.64/x
  3. Step 3: Cross multiply
    16,421.40x = 24,633.81 × 5,327.64
  4. Step 4: Simplify right side
    16,421.40x = 131,240,071.51
  5. Step 5: Solve for x
    x = 131,240,071.51/16,421.40
  6. Step 6: Final answer
    x = 7,992.01

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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.