Home / 45,851.06-63,215.24-29,689.64

Finding the Fourth Proportional to 45,851.06, 63,215.24 and 29,689.64

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Solution

The fourth proportional to 45,851.06, 63,215.24 and 29,689.64 is: 40,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,851.06 : 63,215.24 = 29,689.64 : x
  2. Step 2: Convert to fraction form
    45,851.06/63,215.24 = 29,689.64/x
  3. Step 3: Cross multiply
    45,851.06x = 63,215.24 × 29,689.64
  4. Step 4: Simplify right side
    45,851.06x = 1,876,837,490.65
  5. Step 5: Solve for x
    x = 1,876,837,490.65/45,851.06
  6. Step 6: Final answer
    x = 40,933.35

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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.