Home / 55,659.48-83,486.70-16,215.72

Finding the Fourth Proportional to 55,659.48, 83,486.70 and 16,215.72

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Solution

The fourth proportional to 55,659.48, 83,486.70 and 16,215.72 is: 24,322.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,659.48 : 83,486.70 = 16,215.72 : x
  2. Step 2: Convert to fraction form
    55,659.48/83,486.70 = 16,215.72/x
  3. Step 3: Cross multiply
    55,659.48x = 83,486.70 × 16,215.72
  4. Step 4: Simplify right side
    55,659.48x = 1,353,796,950.92
  5. Step 5: Solve for x
    x = 1,353,796,950.92/55,659.48
  6. Step 6: Final answer
    x = 24,322.85

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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.