Home / 52,776.26-72,830.66-28,901.51

Finding the Fourth Proportional to 52,776.26, 72,830.66 and 28,901.51

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Solution

The fourth proportional to 52,776.26, 72,830.66 and 28,901.51 is: 39,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776.26 : 72,830.66 = 28,901.51 : x
  2. Step 2: Convert to fraction form
    52,776.26/72,830.66 = 28,901.51/x
  3. Step 3: Cross multiply
    52,776.26x = 72,830.66 × 28,901.51
  4. Step 4: Simplify right side
    52,776.26x = 2,104,915,539.64
  5. Step 5: Solve for x
    x = 2,104,915,539.64/52,776.26
  6. Step 6: Final answer
    x = 39,883.76

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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.