Home / 29,038.34-43,555.12-20,569.87

Finding the Fourth Proportional to 29,038.34, 43,555.12 and 20,569.87

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Solution

The fourth proportional to 29,038.34, 43,555.12 and 20,569.87 is: 30,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,038.34 : 43,555.12 = 20,569.87 : x
  2. Step 2: Convert to fraction form
    29,038.34/43,555.12 = 20,569.87/x
  3. Step 3: Cross multiply
    29,038.34x = 43,555.12 × 20,569.87
  4. Step 4: Simplify right side
    29,038.34x = 895,923,159.25
  5. Step 5: Solve for x
    x = 895,923,159.25/29,038.34
  6. Step 6: Final answer
    x = 30,853.11

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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.