Home / 14,925.60-22,364.10-12,738.60

Finding the Fourth Proportional to 14,925.60, 22,364.10 and 12,738.60

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Solution

The fourth proportional to 14,925.60, 22,364.10 and 12,738.60 is: 19,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,925.60 : 22,364.10 = 12,738.60 : x
  2. Step 2: Convert to fraction form
    14,925.60/22,364.10 = 12,738.60/x
  3. Step 3: Cross multiply
    14,925.60x = 22,364.10 × 12,738.60
  4. Step 4: Simplify right side
    14,925.60x = 284,887,324.26
  5. Step 5: Solve for x
    x = 284,887,324.26/14,925.60
  6. Step 6: Final answer
    x = 19,087.16

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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.