Home / 49,168.42-73,752.70-21,070.25

Finding the Fourth Proportional to 49,168.42, 73,752.70 and 21,070.25

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Solution

The fourth proportional to 49,168.42, 73,752.70 and 21,070.25 is: 31,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,168.42 : 73,752.70 = 21,070.25 : x
  2. Step 2: Convert to fraction form
    49,168.42/73,752.70 = 21,070.25/x
  3. Step 3: Cross multiply
    49,168.42x = 73,752.70 × 21,070.25
  4. Step 4: Simplify right side
    49,168.42x = 1,553,987,827.18
  5. Step 5: Solve for x
    x = 1,553,987,827.18/49,168.42
  6. Step 6: Final answer
    x = 31,605.40

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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.