Home / 52,020.63-71,782.47-29,358.45

Finding the Fourth Proportional to 52,020.63, 71,782.47 and 29,358.45

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Solution

The fourth proportional to 52,020.63, 71,782.47 and 29,358.45 is: 40,511.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,020.63 : 71,782.47 = 29,358.45 : x
  2. Step 2: Convert to fraction form
    52,020.63/71,782.47 = 29,358.45/x
  3. Step 3: Cross multiply
    52,020.63x = 71,782.47 × 29,358.45
  4. Step 4: Simplify right side
    52,020.63x = 2,107,422,056.37
  5. Step 5: Solve for x
    x = 2,107,422,056.37/52,020.63
  6. Step 6: Final answer
    x = 40,511.28

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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.