Home / 49,114.04-73,609.47-21,001.09

Finding the Fourth Proportional to 49,114.04, 73,609.47 and 21,001.09

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Solution

The fourth proportional to 49,114.04, 73,609.47 and 21,001.09 is: 31,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,114.04 : 73,609.47 = 21,001.09 : x
  2. Step 2: Convert to fraction form
    49,114.04/73,609.47 = 21,001.09/x
  3. Step 3: Cross multiply
    49,114.04x = 73,609.47 × 21,001.09
  4. Step 4: Simplify right side
    49,114.04x = 1,545,879,343.13
  5. Step 5: Solve for x
    x = 1,545,879,343.13/49,114.04
  6. Step 6: Final answer
    x = 31,475.30

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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.