Home / 40,510.77-55,904.76-22,605.59

Finding the Fourth Proportional to 40,510.77, 55,904.76 and 22,605.59

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Solution

The fourth proportional to 40,510.77, 55,904.76 and 22,605.59 is: 31,195.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,510.77 : 55,904.76 = 22,605.59 : x
  2. Step 2: Convert to fraction form
    40,510.77/55,904.76 = 22,605.59/x
  3. Step 3: Cross multiply
    40,510.77x = 55,904.76 × 22,605.59
  4. Step 4: Simplify right side
    40,510.77x = 1,263,759,804.08
  5. Step 5: Solve for x
    x = 1,263,759,804.08/40,510.77
  6. Step 6: Final answer
    x = 31,195.65

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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.