Home / 40,485.07-55,869.50-22,581.24

Finding the Fourth Proportional to 40,485.07, 55,869.50 and 22,581.24

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Solution

The fourth proportional to 40,485.07, 55,869.50 and 22,581.24 is: 31,162.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,485.07 : 55,869.50 = 22,581.24 : x
  2. Step 2: Convert to fraction form
    40,485.07/55,869.50 = 22,581.24/x
  3. Step 3: Cross multiply
    40,485.07x = 55,869.50 × 22,581.24
  4. Step 4: Simplify right side
    40,485.07x = 1,261,602,195.93
  5. Step 5: Solve for x
    x = 1,261,602,195.93/40,485.07
  6. Step 6: Final answer
    x = 31,162.16

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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.