Home / 52,970.36-73,043.98-39,520.31

Finding the Fourth Proportional to 52,970.36, 73,043.98 and 39,520.31

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Solution

The fourth proportional to 52,970.36, 73,043.98 and 39,520.31 is: 54,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,970.36 : 73,043.98 = 39,520.31 : x
  2. Step 2: Convert to fraction form
    52,970.36/73,043.98 = 39,520.31/x
  3. Step 3: Cross multiply
    52,970.36x = 73,043.98 × 39,520.31
  4. Step 4: Simplify right side
    52,970.36x = 2,886,720,269.21
  5. Step 5: Solve for x
    x = 2,886,720,269.21/52,970.36
  6. Step 6: Final answer
    x = 54,496.90

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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.