Home / 45,900.45-63,345.65-25,758.72

Finding the Fourth Proportional to 45,900.45, 63,345.65 and 25,758.72

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Solution

The fourth proportional to 45,900.45, 63,345.65 and 25,758.72 is: 35,548.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,900.45 : 63,345.65 = 25,758.72 : x
  2. Step 2: Convert to fraction form
    45,900.45/63,345.65 = 25,758.72/x
  3. Step 3: Cross multiply
    45,900.45x = 63,345.65 × 25,758.72
  4. Step 4: Simplify right side
    45,900.45x = 1,631,702,732.77
  5. Step 5: Solve for x
    x = 1,631,702,732.77/45,900.45
  6. Step 6: Final answer
    x = 35,548.73

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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.