Home / 35,949.92-53,925-10,989.87

Finding the Fourth Proportional to 35,949.92, 53,925 and 10,989.87

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Solution

The fourth proportional to 35,949.92, 53,925 and 10,989.87 is: 16,484.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.92 : 53,925 = 10,989.87 : x
  2. Step 2: Convert to fraction form
    35,949.92/53,925 = 10,989.87/x
  3. Step 3: Cross multiply
    35,949.92x = 53,925 × 10,989.87
  4. Step 4: Simplify right side
    35,949.92x = 592,628,739.75
  5. Step 5: Solve for x
    x = 592,628,739.75/35,949.92
  6. Step 6: Final answer
    x = 16,484.84

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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.