Home / 52,477.82-72,418.31-28,604.28

Finding the Fourth Proportional to 52,477.82, 72,418.31 and 28,604.28

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Solution

The fourth proportional to 52,477.82, 72,418.31 and 28,604.28 is: 39,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.82 : 72,418.31 = 28,604.28 : x
  2. Step 2: Convert to fraction form
    52,477.82/72,418.31 = 28,604.28/x
  3. Step 3: Cross multiply
    52,477.82x = 72,418.31 × 28,604.28
  4. Step 4: Simplify right side
    52,477.82x = 2,071,473,473.35
  5. Step 5: Solve for x
    x = 2,071,473,473.35/52,477.82
  6. Step 6: Final answer
    x = 39,473.32

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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.