Home / 37,341.19-51,530.43-21,428.13

Finding the Fourth Proportional to 37,341.19, 51,530.43 and 21,428.13

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Solution

The fourth proportional to 37,341.19, 51,530.43 and 21,428.13 is: 29,570.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,341.19 : 51,530.43 = 21,428.13 : x
  2. Step 2: Convert to fraction form
    37,341.19/51,530.43 = 21,428.13/x
  3. Step 3: Cross multiply
    37,341.19x = 51,530.43 × 21,428.13
  4. Step 4: Simplify right side
    37,341.19x = 1,104,200,753.00
  5. Step 5: Solve for x
    x = 1,104,200,753.00/37,341.19
  6. Step 6: Final answer
    x = 29,570.58

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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.