Home / 13,725.24-20,586.84-4,364.88

Finding the Fourth Proportional to 13,725.24, 20,586.84 and 4,364.88

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Solution

The fourth proportional to 13,725.24, 20,586.84 and 4,364.88 is: 6,547.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,725.24 : 20,586.84 = 4,364.88 : x
  2. Step 2: Convert to fraction form
    13,725.24/20,586.84 = 4,364.88/x
  3. Step 3: Cross multiply
    13,725.24x = 20,586.84 × 4,364.88
  4. Step 4: Simplify right side
    13,725.24x = 89,859,086.18
  5. Step 5: Solve for x
    x = 89,859,086.18/13,725.24
  6. Step 6: Final answer
    x = 6,547.00

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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.