Home / 47,081.02-64,952.90-30,080.88

Finding the Fourth Proportional to 47,081.02, 64,952.90 and 30,080.88

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Solution

The fourth proportional to 47,081.02, 64,952.90 and 30,080.88 is: 41,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,081.02 : 64,952.90 = 30,080.88 : x
  2. Step 2: Convert to fraction form
    47,081.02/64,952.90 = 30,080.88/x
  3. Step 3: Cross multiply
    47,081.02x = 64,952.90 × 30,080.88
  4. Step 4: Simplify right side
    47,081.02x = 1,953,840,390.55
  5. Step 5: Solve for x
    x = 1,953,840,390.55/47,081.02
  6. Step 6: Final answer
    x = 41,499.53

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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.