Home / 37,981.81-52,370.43-25,889.45

Finding the Fourth Proportional to 37,981.81, 52,370.43 and 25,889.45

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Solution

The fourth proportional to 37,981.81, 52,370.43 and 25,889.45 is: 35,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,981.81 : 52,370.43 = 25,889.45 : x
  2. Step 2: Convert to fraction form
    37,981.81/52,370.43 = 25,889.45/x
  3. Step 3: Cross multiply
    37,981.81x = 52,370.43 × 25,889.45
  4. Step 4: Simplify right side
    37,981.81x = 1,355,841,433.31
  5. Step 5: Solve for x
    x = 1,355,841,433.31/37,981.81
  6. Step 6: Final answer
    x = 35,697.13

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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.