Home / 37,152.97-51,271.10-21,237.77

Finding the Fourth Proportional to 37,152.97, 51,271.10 and 21,237.77

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Solution

The fourth proportional to 37,152.97, 51,271.10 and 21,237.77 is: 29,308.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152.97 : 51,271.10 = 21,237.77 : x
  2. Step 2: Convert to fraction form
    37,152.97/51,271.10 = 21,237.77/x
  3. Step 3: Cross multiply
    37,152.97x = 51,271.10 × 21,237.77
  4. Step 4: Simplify right side
    37,152.97x = 1,088,883,829.45
  5. Step 5: Solve for x
    x = 1,088,883,829.45/37,152.97
  6. Step 6: Final answer
    x = 29,308.12

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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.