Home / 53,165.16-73,367.56-29,291.28

Finding the Fourth Proportional to 53,165.16, 73,367.56 and 29,291.28

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Solution

The fourth proportional to 53,165.16, 73,367.56 and 29,291.28 is: 40,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,165.16 : 73,367.56 = 29,291.28 : x
  2. Step 2: Convert to fraction form
    53,165.16/73,367.56 = 29,291.28/x
  3. Step 3: Cross multiply
    53,165.16x = 73,367.56 × 29,291.28
  4. Step 4: Simplify right side
    53,165.16x = 2,149,029,742.88
  5. Step 5: Solve for x
    x = 2,149,029,742.88/53,165.16
  6. Step 6: Final answer
    x = 40,421.77

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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.