Home / 55,622.65-83,433.24-13,503.07

Finding the Fourth Proportional to 55,622.65, 83,433.24 and 13,503.07

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Solution

The fourth proportional to 55,622.65, 83,433.24 and 13,503.07 is: 20,254.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,622.65 : 83,433.24 = 13,503.07 : x
  2. Step 2: Convert to fraction form
    55,622.65/83,433.24 = 13,503.07/x
  3. Step 3: Cross multiply
    55,622.65x = 83,433.24 × 13,503.07
  4. Step 4: Simplify right side
    55,622.65x = 1,126,604,880.05
  5. Step 5: Solve for x
    x = 1,126,604,880.05/55,622.65
  6. Step 6: Final answer
    x = 20,254.43

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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.