Home / 37,133.79-55,702.52-13,754.76

Finding the Fourth Proportional to 37,133.79, 55,702.52 and 13,754.76

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Solution

The fourth proportional to 37,133.79, 55,702.52 and 13,754.76 is: 20,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,133.79 : 55,702.52 = 13,754.76 : x
  2. Step 2: Convert to fraction form
    37,133.79/55,702.52 = 13,754.76/x
  3. Step 3: Cross multiply
    37,133.79x = 55,702.52 × 13,754.76
  4. Step 4: Simplify right side
    37,133.79x = 766,174,725.22
  5. Step 5: Solve for x
    x = 766,174,725.22/37,133.79
  6. Step 6: Final answer
    x = 20,632.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.