Home / 45,965.13-63,389.75-29,815.62

Finding the Fourth Proportional to 45,965.13, 63,389.75 and 29,815.62

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Solution

The fourth proportional to 45,965.13, 63,389.75 and 29,815.62 is: 41,118.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,965.13 : 63,389.75 = 29,815.62 : x
  2. Step 2: Convert to fraction form
    45,965.13/63,389.75 = 29,815.62/x
  3. Step 3: Cross multiply
    45,965.13x = 63,389.75 × 29,815.62
  4. Step 4: Simplify right side
    45,965.13x = 1,890,004,697.90
  5. Step 5: Solve for x
    x = 1,890,004,697.90/45,965.13
  6. Step 6: Final answer
    x = 41,118.23

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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.