Home / 43,089.05-64,633.58-11,924.30

Finding the Fourth Proportional to 43,089.05, 64,633.58 and 11,924.30

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Solution

The fourth proportional to 43,089.05, 64,633.58 and 11,924.30 is: 17,886.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,089.05 : 64,633.58 = 11,924.30 : x
  2. Step 2: Convert to fraction form
    43,089.05/64,633.58 = 11,924.30/x
  3. Step 3: Cross multiply
    43,089.05x = 64,633.58 × 11,924.30
  4. Step 4: Simplify right side
    43,089.05x = 770,710,197.99
  5. Step 5: Solve for x
    x = 770,710,197.99/43,089.05
  6. Step 6: Final answer
    x = 17,886.45

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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.