Home / 34,477.97-47,557.66-28,720.49

Finding the Fourth Proportional to 34,477.97, 47,557.66 and 28,720.49

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Solution

The fourth proportional to 34,477.97, 47,557.66 and 28,720.49 is: 39,616.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,477.97 : 47,557.66 = 28,720.49 : x
  2. Step 2: Convert to fraction form
    34,477.97/47,557.66 = 28,720.49/x
  3. Step 3: Cross multiply
    34,477.97x = 47,557.66 × 28,720.49
  4. Step 4: Simplify right side
    34,477.97x = 1,365,879,298.45
  5. Step 5: Solve for x
    x = 1,365,879,298.45/34,477.97
  6. Step 6: Final answer
    x = 39,616.00

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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.