Home / 53,330.96-79,822.83-39,285.45

Finding the Fourth Proportional to 53,330.96, 79,822.83 and 39,285.45

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Solution

The fourth proportional to 53,330.96, 79,822.83 and 39,285.45 is: 58,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,330.96 : 79,822.83 = 39,285.45 : x
  2. Step 2: Convert to fraction form
    53,330.96/79,822.83 = 39,285.45/x
  3. Step 3: Cross multiply
    53,330.96x = 79,822.83 × 39,285.45
  4. Step 4: Simplify right side
    53,330.96x = 3,135,875,796.82
  5. Step 5: Solve for x
    x = 3,135,875,796.82/53,330.96
  6. Step 6: Final answer
    x = 58,800.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.