Home / 37,945.68-52,366.76-21,818.22

Finding the Fourth Proportional to 37,945.68, 52,366.76 and 21,818.22

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Solution

The fourth proportional to 37,945.68, 52,366.76 and 21,818.22 is: 30,110.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,945.68 : 52,366.76 = 21,818.22 : x
  2. Step 2: Convert to fraction form
    37,945.68/52,366.76 = 21,818.22/x
  3. Step 3: Cross multiply
    37,945.68x = 52,366.76 × 21,818.22
  4. Step 4: Simplify right side
    37,945.68x = 1,142,549,381.28
  5. Step 5: Solve for x
    x = 1,142,549,381.28/37,945.68
  6. Step 6: Final answer
    x = 30,110.13

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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.