Home / 35,730.92-53,604.48-12,357.56

Finding the Fourth Proportional to 35,730.92, 53,604.48 and 12,357.56

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Solution

The fourth proportional to 35,730.92, 53,604.48 and 12,357.56 is: 18,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,730.92 : 53,604.48 = 12,357.56 : x
  2. Step 2: Convert to fraction form
    35,730.92/53,604.48 = 12,357.56/x
  3. Step 3: Cross multiply
    35,730.92x = 53,604.48 × 12,357.56
  4. Step 4: Simplify right side
    35,730.92x = 662,420,577.87
  5. Step 5: Solve for x
    x = 662,420,577.87/35,730.92
  6. Step 6: Final answer
    x = 18,539.14

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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.