Home / 40,063.64-55,284.12-22,158.26

Finding the Fourth Proportional to 40,063.64, 55,284.12 and 22,158.26

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Solution

The fourth proportional to 40,063.64, 55,284.12 and 22,158.26 is: 30,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,063.64 : 55,284.12 = 22,158.26 : x
  2. Step 2: Convert to fraction form
    40,063.64/55,284.12 = 22,158.26/x
  3. Step 3: Cross multiply
    40,063.64x = 55,284.12 × 22,158.26
  4. Step 4: Simplify right side
    40,063.64x = 1,225,000,084.38
  5. Step 5: Solve for x
    x = 1,225,000,084.38/40,063.64
  6. Step 6: Final answer
    x = 30,576.35

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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.