Home / 47,570.02-65,497.24-40,385.05

Finding the Fourth Proportional to 47,570.02, 65,497.24 and 40,385.05

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Solution

The fourth proportional to 47,570.02, 65,497.24 and 40,385.05 is: 55,604.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.02 : 65,497.24 = 40,385.05 : x
  2. Step 2: Convert to fraction form
    47,570.02/65,497.24 = 40,385.05/x
  3. Step 3: Cross multiply
    47,570.02x = 65,497.24 × 40,385.05
  4. Step 4: Simplify right side
    47,570.02x = 2,645,109,199.00
  5. Step 5: Solve for x
    x = 2,645,109,199.00/47,570.02
  6. Step 6: Final answer
    x = 55,604.55

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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.