Home / 37,384.04-51,588.24-21,457.28

Finding the Fourth Proportional to 37,384.04, 51,588.24 and 21,457.28

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Solution

The fourth proportional to 37,384.04, 51,588.24 and 21,457.28 is: 29,610.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,384.04 : 51,588.24 = 21,457.28 : x
  2. Step 2: Convert to fraction form
    37,384.04/51,588.24 = 21,457.28/x
  3. Step 3: Cross multiply
    37,384.04x = 51,588.24 × 21,457.28
  4. Step 4: Simplify right side
    37,384.04x = 1,106,943,310.39
  5. Step 5: Solve for x
    x = 1,106,943,310.39/37,384.04
  6. Step 6: Final answer
    x = 29,610.05

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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.