Home / 55,064.64-82,600.08-15,618.63

Finding the Fourth Proportional to 55,064.64, 82,600.08 and 15,618.63

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Solution

The fourth proportional to 55,064.64, 82,600.08 and 15,618.63 is: 23,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064.64 : 82,600.08 = 15,618.63 : x
  2. Step 2: Convert to fraction form
    55,064.64/82,600.08 = 15,618.63/x
  3. Step 3: Cross multiply
    55,064.64x = 82,600.08 × 15,618.63
  4. Step 4: Simplify right side
    55,064.64x = 1,290,100,087.49
  5. Step 5: Solve for x
    x = 1,290,100,087.49/55,064.64
  6. Step 6: Final answer
    x = 23,428.83

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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.