Home / 62,878.10-94,326.52-20,762.63

Finding the Fourth Proportional to 62,878.10, 94,326.52 and 20,762.63

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Solution

The fourth proportional to 62,878.10, 94,326.52 and 20,762.63 is: 31,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,878.10 : 94,326.52 = 20,762.63 : x
  2. Step 2: Convert to fraction form
    62,878.10/94,326.52 = 20,762.63/x
  3. Step 3: Cross multiply
    62,878.10x = 94,326.52 × 20,762.63
  4. Step 4: Simplify right side
    62,878.10x = 1,958,466,633.95
  5. Step 5: Solve for x
    x = 1,958,466,633.95/62,878.10
  6. Step 6: Final answer
    x = 31,147.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.