Home / 40,237.09-55,527.18-22,332.09

Finding the Fourth Proportional to 40,237.09, 55,527.18 and 22,332.09

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Solution

The fourth proportional to 40,237.09, 55,527.18 and 22,332.09 is: 30,818.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,237.09 : 55,527.18 = 22,332.09 : x
  2. Step 2: Convert to fraction form
    40,237.09/55,527.18 = 22,332.09/x
  3. Step 3: Cross multiply
    40,237.09x = 55,527.18 × 22,332.09
  4. Step 4: Simplify right side
    40,237.09x = 1,240,037,981.21
  5. Step 5: Solve for x
    x = 1,240,037,981.21/40,237.09
  6. Step 6: Final answer
    x = 30,818.28

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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.