Home / 45,153.54-62,315.40-25,012.30

Finding the Fourth Proportional to 45,153.54, 62,315.40 and 25,012.30

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Solution

The fourth proportional to 45,153.54, 62,315.40 and 25,012.30 is: 34,518.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,153.54 : 62,315.40 = 25,012.30 : x
  2. Step 2: Convert to fraction form
    45,153.54/62,315.40 = 25,012.30/x
  3. Step 3: Cross multiply
    45,153.54x = 62,315.40 × 25,012.30
  4. Step 4: Simplify right side
    45,153.54x = 1,558,651,042.78
  5. Step 5: Solve for x
    x = 1,558,651,042.78/45,153.54
  6. Step 6: Final answer
    x = 34,518.91

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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.