Home / 35,143.44-48,500.58-20,036.46

Finding the Fourth Proportional to 35,143.44, 48,500.58 and 20,036.46

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Solution

The fourth proportional to 35,143.44, 48,500.58 and 20,036.46 is: 27,651.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,143.44 : 48,500.58 = 20,036.46 : x
  2. Step 2: Convert to fraction form
    35,143.44/48,500.58 = 20,036.46/x
  3. Step 3: Cross multiply
    35,143.44x = 48,500.58 × 20,036.46
  4. Step 4: Simplify right side
    35,143.44x = 971,779,931.15
  5. Step 5: Solve for x
    x = 971,779,931.15/35,143.44
  6. Step 6: Final answer
    x = 27,651.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.