Home / 37,876.94-52,270.55-20,881.79

Finding the Fourth Proportional to 37,876.94, 52,270.55 and 20,881.79

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Solution

The fourth proportional to 37,876.94, 52,270.55 and 20,881.79 is: 28,817.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,876.94 : 52,270.55 = 20,881.79 : x
  2. Step 2: Convert to fraction form
    37,876.94/52,270.55 = 20,881.79/x
  3. Step 3: Cross multiply
    37,876.94x = 52,270.55 × 20,881.79
  4. Step 4: Simplify right side
    37,876.94x = 1,091,502,831.17
  5. Step 5: Solve for x
    x = 1,091,502,831.17/37,876.94
  6. Step 6: Final answer
    x = 28,817.08

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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.