Home / 15,038.64-22,557.27-7,135.37

Finding the Fourth Proportional to 15,038.64, 22,557.27 and 7,135.37

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Solution

The fourth proportional to 15,038.64, 22,557.27 and 7,135.37 is: 10,702.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.64 : 22,557.27 = 7,135.37 : x
  2. Step 2: Convert to fraction form
    15,038.64/22,557.27 = 7,135.37/x
  3. Step 3: Cross multiply
    15,038.64x = 22,557.27 × 7,135.37
  4. Step 4: Simplify right side
    15,038.64x = 160,954,354.85
  5. Step 5: Solve for x
    x = 160,954,354.85/15,038.64
  6. Step 6: Final answer
    x = 10,702.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.