Home / 45,576.23-62,878.56-28,347.45

Finding the Fourth Proportional to 45,576.23, 62,878.56 and 28,347.45

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Solution

The fourth proportional to 45,576.23, 62,878.56 and 28,347.45 is: 39,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,576.23 : 62,878.56 = 28,347.45 : x
  2. Step 2: Convert to fraction form
    45,576.23/62,878.56 = 28,347.45/x
  3. Step 3: Cross multiply
    45,576.23x = 62,878.56 × 28,347.45
  4. Step 4: Simplify right side
    45,576.23x = 1,782,446,835.67
  5. Step 5: Solve for x
    x = 1,782,446,835.67/45,576.23
  6. Step 6: Final answer
    x = 39,109.14

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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.