Home / 31,905.27-44,030.16-19,154.16

Finding the Fourth Proportional to 31,905.27, 44,030.16 and 19,154.16

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Solution

The fourth proportional to 31,905.27, 44,030.16 and 19,154.16 is: 26,433.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,905.27 : 44,030.16 = 19,154.16 : x
  2. Step 2: Convert to fraction form
    31,905.27/44,030.16 = 19,154.16/x
  3. Step 3: Cross multiply
    31,905.27x = 44,030.16 × 19,154.16
  4. Step 4: Simplify right side
    31,905.27x = 843,360,729.47
  5. Step 5: Solve for x
    x = 843,360,729.47/31,905.27
  6. Step 6: Final answer
    x = 26,433.27

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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.