Home / 36,970.38-51,013.26-21,055.14

Finding the Fourth Proportional to 36,970.38, 51,013.26 and 21,055.14

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Solution

The fourth proportional to 36,970.38, 51,013.26 and 21,055.14 is: 29,052.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,970.38 : 51,013.26 = 21,055.14 : x
  2. Step 2: Convert to fraction form
    36,970.38/51,013.26 = 21,055.14/x
  3. Step 3: Cross multiply
    36,970.38x = 51,013.26 × 21,055.14
  4. Step 4: Simplify right side
    36,970.38x = 1,074,091,331.16
  5. Step 5: Solve for x
    x = 1,074,091,331.16/36,970.38
  6. Step 6: Final answer
    x = 29,052.75

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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.