Home / 37,088.63-51,182.37-21,988.69

Finding the Fourth Proportional to 37,088.63, 51,182.37 and 21,988.69

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Solution

The fourth proportional to 37,088.63, 51,182.37 and 21,988.69 is: 30,344.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,088.63 : 51,182.37 = 21,988.69 : x
  2. Step 2: Convert to fraction form
    37,088.63/51,182.37 = 21,988.69/x
  3. Step 3: Cross multiply
    37,088.63x = 51,182.37 × 21,988.69
  4. Step 4: Simplify right side
    37,088.63x = 1,125,433,056.98
  5. Step 5: Solve for x
    x = 1,125,433,056.98/37,088.63
  6. Step 6: Final answer
    x = 30,344.42

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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.