Home / 37,303.13-51,478.32-21,392.84

Finding the Fourth Proportional to 37,303.13, 51,478.32 and 21,392.84

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Solution

The fourth proportional to 37,303.13, 51,478.32 and 21,392.84 is: 29,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,303.13 : 51,478.32 = 21,392.84 : x
  2. Step 2: Convert to fraction form
    37,303.13/51,478.32 = 21,392.84/x
  3. Step 3: Cross multiply
    37,303.13x = 51,478.32 × 21,392.84
  4. Step 4: Simplify right side
    37,303.13x = 1,101,267,205.84
  5. Step 5: Solve for x
    x = 1,101,267,205.84/37,303.13
  6. Step 6: Final answer
    x = 29,522.12

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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.