Home / 31,907.28-44,030.34-18,477.48

Finding the Fourth Proportional to 31,907.28, 44,030.34 and 18,477.48

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Solution

The fourth proportional to 31,907.28, 44,030.34 and 18,477.48 is: 25,497.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,907.28 : 44,030.34 = 18,477.48 : x
  2. Step 2: Convert to fraction form
    31,907.28/44,030.34 = 18,477.48/x
  3. Step 3: Cross multiply
    31,907.28x = 44,030.34 × 18,477.48
  4. Step 4: Simplify right side
    31,907.28x = 813,569,726.74
  5. Step 5: Solve for x
    x = 813,569,726.74/31,907.28
  6. Step 6: Final answer
    x = 25,497.93

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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.