Home / 52,299.83-72,174.33-28,426.51

Finding the Fourth Proportional to 52,299.83, 72,174.33 and 28,426.51

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Solution

The fourth proportional to 52,299.83, 72,174.33 and 28,426.51 is: 39,228.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,299.83 : 72,174.33 = 28,426.51 : x
  2. Step 2: Convert to fraction form
    52,299.83/72,174.33 = 28,426.51/x
  3. Step 3: Cross multiply
    52,299.83x = 72,174.33 × 28,426.51
  4. Step 4: Simplify right side
    52,299.83x = 2,051,664,313.49
  5. Step 5: Solve for x
    x = 2,051,664,313.49/52,299.83
  6. Step 6: Final answer
    x = 39,228.89

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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.