Home / 37,071.77-55,615.85-20,423.23

Finding the Fourth Proportional to 37,071.77, 55,615.85 and 20,423.23

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Solution

The fourth proportional to 37,071.77, 55,615.85 and 20,423.23 is: 30,639.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071.77 : 55,615.85 = 20,423.23 : x
  2. Step 2: Convert to fraction form
    37,071.77/55,615.85 = 20,423.23/x
  3. Step 3: Cross multiply
    37,071.77x = 55,615.85 × 20,423.23
  4. Step 4: Simplify right side
    37,071.77x = 1,135,855,208.21
  5. Step 5: Solve for x
    x = 1,135,855,208.21/37,071.77
  6. Step 6: Final answer
    x = 30,639.36

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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.