Home / 40,051.63-55,269.08-22,145.59

Finding the Fourth Proportional to 40,051.63, 55,269.08 and 22,145.59

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Solution

The fourth proportional to 40,051.63, 55,269.08 and 22,145.59 is: 30,559.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,051.63 : 55,269.08 = 22,145.59 : x
  2. Step 2: Convert to fraction form
    40,051.63/55,269.08 = 22,145.59/x
  3. Step 3: Cross multiply
    40,051.63x = 55,269.08 × 22,145.59
  4. Step 4: Simplify right side
    40,051.63x = 1,223,966,164.38
  5. Step 5: Solve for x
    x = 1,223,966,164.38/40,051.63
  6. Step 6: Final answer
    x = 30,559.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.