Home / 52,477.76-72,418.92-28,604.36

Finding the Fourth Proportional to 52,477.76, 72,418.92 and 28,604.36

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Solution

The fourth proportional to 52,477.76, 72,418.92 and 28,604.36 is: 39,473.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.76 : 72,418.92 = 28,604.36 : x
  2. Step 2: Convert to fraction form
    52,477.76/72,418.92 = 28,604.36/x
  3. Step 3: Cross multiply
    52,477.76x = 72,418.92 × 28,604.36
  4. Step 4: Simplify right side
    52,477.76x = 2,071,496,858.49
  5. Step 5: Solve for x
    x = 2,071,496,858.49/52,477.76
  6. Step 6: Final answer
    x = 39,473.80

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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.