Home / 53,035.30-73,187.31-28,835.50

Finding the Fourth Proportional to 53,035.30, 73,187.31 and 28,835.50

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Solution

The fourth proportional to 53,035.30, 73,187.31 and 28,835.50 is: 39,792.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,035.30 : 73,187.31 = 28,835.50 : x
  2. Step 2: Convert to fraction form
    53,035.30/73,187.31 = 28,835.50/x
  3. Step 3: Cross multiply
    53,035.30x = 73,187.31 × 28,835.50
  4. Step 4: Simplify right side
    53,035.30x = 2,110,392,677.51
  5. Step 5: Solve for x
    x = 2,110,392,677.51/53,035.30
  6. Step 6: Final answer
    x = 39,792.23

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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.