Home / 28,476.21-42,421.97-27,196.83

Finding the Fourth Proportional to 28,476.21, 42,421.97 and 27,196.83

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Solution

The fourth proportional to 28,476.21, 42,421.97 and 27,196.83 is: 40,516.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,476.21 : 42,421.97 = 27,196.83 : x
  2. Step 2: Convert to fraction form
    28,476.21/42,421.97 = 27,196.83/x
  3. Step 3: Cross multiply
    28,476.21x = 42,421.97 × 27,196.83
  4. Step 4: Simplify right side
    28,476.21x = 1,153,742,970.37
  5. Step 5: Solve for x
    x = 1,153,742,970.37/28,476.21
  6. Step 6: Final answer
    x = 40,516.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.