Home / 37,720.45-52,054.37-20,726.07

Finding the Fourth Proportional to 37,720.45, 52,054.37 and 20,726.07

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Solution

The fourth proportional to 37,720.45, 52,054.37 and 20,726.07 is: 28,602.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.45 : 52,054.37 = 20,726.07 : x
  2. Step 2: Convert to fraction form
    37,720.45/52,054.37 = 20,726.07/x
  3. Step 3: Cross multiply
    37,720.45x = 52,054.37 × 20,726.07
  4. Step 4: Simplify right side
    37,720.45x = 1,078,882,516.43
  5. Step 5: Solve for x
    x = 1,078,882,516.43/37,720.45
  6. Step 6: Final answer
    x = 28,602.06

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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.