Home / 40,090.26-55,288.01-34,423.23

Finding the Fourth Proportional to 40,090.26, 55,288.01 and 34,423.23

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Solution

The fourth proportional to 40,090.26, 55,288.01 and 34,423.23 is: 47,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,090.26 : 55,288.01 = 34,423.23 : x
  2. Step 2: Convert to fraction form
    40,090.26/55,288.01 = 34,423.23/x
  3. Step 3: Cross multiply
    40,090.26x = 55,288.01 × 34,423.23
  4. Step 4: Simplify right side
    40,090.26x = 1,903,191,712.36
  5. Step 5: Solve for x
    x = 1,903,191,712.36/40,090.26
  6. Step 6: Final answer
    x = 47,472.67

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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.