Home / 29,038.56-43,568.76-13,445.28

Finding the Fourth Proportional to 29,038.56, 43,568.76 and 13,445.28

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Solution

The fourth proportional to 29,038.56, 43,568.76 and 13,445.28 is: 20,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.56 : 43,568.76 = 13,445.28 : x
  2. Step 2: Convert to fraction form
    29,038.56/43,568.76 = 13,445.28/x
  3. Step 3: Cross multiply
    29,038.56x = 43,568.76 × 13,445.28
  4. Step 4: Simplify right side
    29,038.56x = 585,794,177.45
  5. Step 5: Solve for x
    x = 585,794,177.45/29,038.56
  6. Step 6: Final answer
    x = 20,172.98

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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.