Home / 47,636.56-65,700.52-30,642.76

Finding the Fourth Proportional to 47,636.56, 65,700.52 and 30,642.76

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Solution

The fourth proportional to 47,636.56, 65,700.52 and 30,642.76 is: 42,262.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636.56 : 65,700.52 = 30,642.76 : x
  2. Step 2: Convert to fraction form
    47,636.56/65,700.52 = 30,642.76/x
  3. Step 3: Cross multiply
    47,636.56x = 65,700.52 × 30,642.76
  4. Step 4: Simplify right side
    47,636.56x = 2,013,245,266.24
  5. Step 5: Solve for x
    x = 2,013,245,266.24/47,636.56
  6. Step 6: Final answer
    x = 42,262.61

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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.