Home / 48,656.23-67,146.48-28,518.82

Finding the Fourth Proportional to 48,656.23, 67,146.48 and 28,518.82

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Solution

The fourth proportional to 48,656.23, 67,146.48 and 28,518.82 is: 39,356.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,656.23 : 67,146.48 = 28,518.82 : x
  2. Step 2: Convert to fraction form
    48,656.23/67,146.48 = 28,518.82/x
  3. Step 3: Cross multiply
    48,656.23x = 67,146.48 × 28,518.82
  4. Step 4: Simplify right side
    48,656.23x = 1,914,938,208.89
  5. Step 5: Solve for x
    x = 1,914,938,208.89/48,656.23
  6. Step 6: Final answer
    x = 39,356.49

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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.