Home / 37,210.92-51,351.14-20,215.23

Finding the Fourth Proportional to 37,210.92, 51,351.14 and 20,215.23

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Solution

The fourth proportional to 37,210.92, 51,351.14 and 20,215.23 is: 27,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,210.92 : 51,351.14 = 20,215.23 : x
  2. Step 2: Convert to fraction form
    37,210.92/51,351.14 = 20,215.23/x
  3. Step 3: Cross multiply
    37,210.92x = 51,351.14 × 20,215.23
  4. Step 4: Simplify right side
    37,210.92x = 1,038,075,004.79
  5. Step 5: Solve for x
    x = 1,038,075,004.79/37,210.92
  6. Step 6: Final answer
    x = 27,897.05

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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.