Home / 45,664.89-63,017.31-25,521.75

Finding the Fourth Proportional to 45,664.89, 63,017.31 and 25,521.75

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Solution

The fourth proportional to 45,664.89, 63,017.31 and 25,521.75 is: 35,219.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,664.89 : 63,017.31 = 25,521.75 : x
  2. Step 2: Convert to fraction form
    45,664.89/63,017.31 = 25,521.75/x
  3. Step 3: Cross multiply
    45,664.89x = 63,017.31 × 25,521.75
  4. Step 4: Simplify right side
    45,664.89x = 1,608,312,031.49
  5. Step 5: Solve for x
    x = 1,608,312,031.49/45,664.89
  6. Step 6: Final answer
    x = 35,219.88

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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.