Home / 37,130.04-51,242.17-21,214.15

Finding the Fourth Proportional to 37,130.04, 51,242.17 and 21,214.15

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Solution

The fourth proportional to 37,130.04, 51,242.17 and 21,214.15 is: 29,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130.04 : 51,242.17 = 21,214.15 : x
  2. Step 2: Convert to fraction form
    37,130.04/51,242.17 = 21,214.15/x
  3. Step 3: Cross multiply
    37,130.04x = 51,242.17 × 21,214.15
  4. Step 4: Simplify right side
    37,130.04x = 1,087,058,824.49
  5. Step 5: Solve for x
    x = 1,087,058,824.49/37,130.04
  6. Step 6: Final answer
    x = 29,277.07

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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.