Home / 35,580.55-53,371.74-16,856.20

Finding the Fourth Proportional to 35,580.55, 53,371.74 and 16,856.20

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Solution

The fourth proportional to 35,580.55, 53,371.74 and 16,856.20 is: 25,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,580.55 : 53,371.74 = 16,856.20 : x
  2. Step 2: Convert to fraction form
    35,580.55/53,371.74 = 16,856.20/x
  3. Step 3: Cross multiply
    35,580.55x = 53,371.74 × 16,856.20
  4. Step 4: Simplify right side
    35,580.55x = 899,644,723.79
  5. Step 5: Solve for x
    x = 899,644,723.79/35,580.55
  6. Step 6: Final answer
    x = 25,284.73

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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.