Home / 20,353.34-30,477.44-14,047.68

Finding the Fourth Proportional to 20,353.34, 30,477.44 and 14,047.68

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Solution

The fourth proportional to 20,353.34, 30,477.44 and 14,047.68 is: 21,035.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,353.34 : 30,477.44 = 14,047.68 : x
  2. Step 2: Convert to fraction form
    20,353.34/30,477.44 = 14,047.68/x
  3. Step 3: Cross multiply
    20,353.34x = 30,477.44 × 14,047.68
  4. Step 4: Simplify right side
    20,353.34x = 428,137,254.10
  5. Step 5: Solve for x
    x = 428,137,254.10/20,353.34
  6. Step 6: Final answer
    x = 21,035.23

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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.