Home / 49,373.16-74,059.74-21,671.40

Finding the Fourth Proportional to 49,373.16, 74,059.74 and 21,671.40

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Solution

The fourth proportional to 49,373.16, 74,059.74 and 21,671.40 is: 32,507.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,373.16 : 74,059.74 = 21,671.40 : x
  2. Step 2: Convert to fraction form
    49,373.16/74,059.74 = 21,671.40/x
  3. Step 3: Cross multiply
    49,373.16x = 74,059.74 × 21,671.40
  4. Step 4: Simplify right side
    49,373.16x = 1,604,978,249.44
  5. Step 5: Solve for x
    x = 1,604,978,249.44/49,373.16
  6. Step 6: Final answer
    x = 32,507.10

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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.