Home / 47,548.82-65,612.77-28,424.79

Finding the Fourth Proportional to 47,548.82, 65,612.77 and 28,424.79

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Solution

The fourth proportional to 47,548.82, 65,612.77 and 28,424.79 is: 39,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548.82 : 65,612.77 = 28,424.79 : x
  2. Step 2: Convert to fraction form
    47,548.82/65,612.77 = 28,424.79/x
  3. Step 3: Cross multiply
    47,548.82x = 65,612.77 × 28,424.79
  4. Step 4: Simplify right side
    47,548.82x = 1,865,029,137.51
  5. Step 5: Solve for x
    x = 1,865,029,137.51/47,548.82
  6. Step 6: Final answer
    x = 39,223.46

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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.