Home / 37,301.84-51,483.44-21,386.40

Finding the Fourth Proportional to 37,301.84, 51,483.44 and 21,386.40

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Solution

The fourth proportional to 37,301.84, 51,483.44 and 21,386.40 is: 29,517.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,301.84 : 51,483.44 = 21,386.40 : x
  2. Step 2: Convert to fraction form
    37,301.84/51,483.44 = 21,386.40/x
  3. Step 3: Cross multiply
    37,301.84x = 51,483.44 × 21,386.40
  4. Step 4: Simplify right side
    37,301.84x = 1,101,045,441.22
  5. Step 5: Solve for x
    x = 1,101,045,441.22/37,301.84
  6. Step 6: Final answer
    x = 29,517.19

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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.