Home / 45,709.48-63,072.78-25,565.32

Finding the Fourth Proportional to 45,709.48, 63,072.78 and 25,565.32

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Solution

The fourth proportional to 45,709.48, 63,072.78 and 25,565.32 is: 35,276.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,709.48 : 63,072.78 = 25,565.32 : x
  2. Step 2: Convert to fraction form
    45,709.48/63,072.78 = 25,565.32/x
  3. Step 3: Cross multiply
    45,709.48x = 63,072.78 × 25,565.32
  4. Step 4: Simplify right side
    45,709.48x = 1,612,475,803.99
  5. Step 5: Solve for x
    x = 1,612,475,803.99/45,709.48
  6. Step 6: Final answer
    x = 35,276.62

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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.