Home / 40,456.42-55,806.99-25,322.81

Finding the Fourth Proportional to 40,456.42, 55,806.99 and 25,322.81

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Solution

The fourth proportional to 40,456.42, 55,806.99 and 25,322.81 is: 34,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,456.42 : 55,806.99 = 25,322.81 : x
  2. Step 2: Convert to fraction form
    40,456.42/55,806.99 = 25,322.81/x
  3. Step 3: Cross multiply
    40,456.42x = 55,806.99 × 25,322.81
  4. Step 4: Simplify right side
    40,456.42x = 1,413,189,525.41
  5. Step 5: Solve for x
    x = 1,413,189,525.41/40,456.42
  6. Step 6: Final answer
    x = 34,931.16

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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.