Home / 52,362.30-72,257.85-28,489.07

Finding the Fourth Proportional to 52,362.30, 72,257.85 and 28,489.07

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Solution

The fourth proportional to 52,362.30, 72,257.85 and 28,489.07 is: 39,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,362.30 : 72,257.85 = 28,489.07 : x
  2. Step 2: Convert to fraction form
    52,362.30/72,257.85 = 28,489.07/x
  3. Step 3: Cross multiply
    52,362.30x = 72,257.85 × 28,489.07
  4. Step 4: Simplify right side
    52,362.30x = 2,058,558,585.41
  5. Step 5: Solve for x
    x = 2,058,558,585.41/52,362.30
  6. Step 6: Final answer
    x = 39,313.75

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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.