Home / 53,145.01-73,343.44-29,271.68

Finding the Fourth Proportional to 53,145.01, 73,343.44 and 29,271.68

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Solution

The fourth proportional to 53,145.01, 73,343.44 and 29,271.68 is: 40,396.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,145.01 : 73,343.44 = 29,271.68 : x
  2. Step 2: Convert to fraction form
    53,145.01/73,343.44 = 29,271.68/x
  3. Step 3: Cross multiply
    53,145.01x = 73,343.44 × 29,271.68
  4. Step 4: Simplify right side
    53,145.01x = 2,146,885,705.78
  5. Step 5: Solve for x
    x = 2,146,885,705.78/53,145.01
  6. Step 6: Final answer
    x = 40,396.75

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Double scale
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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.