Home / 22,509.32-31,025.82-15,963.00

Finding the Fourth Proportional to 22,509.32, 31,025.82 and 15,963.00

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Solution

The fourth proportional to 22,509.32, 31,025.82 and 15,963.00 is: 22,002.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,509.32 : 31,025.82 = 15,963.00 : x
  2. Step 2: Convert to fraction form
    22,509.32/31,025.82 = 15,963.00/x
  3. Step 3: Cross multiply
    22,509.32x = 31,025.82 × 15,963.00
  4. Step 4: Simplify right side
    22,509.32x = 495,265,143.58
  5. Step 5: Solve for x
    x = 495,265,143.58/22,509.32
  6. Step 6: Final answer
    x = 22,002.67

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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.