Home / 14,254.72-21,272.21-12,527.08

Finding the Fourth Proportional to 14,254.72, 21,272.21 and 12,527.08

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Solution

The fourth proportional to 14,254.72, 21,272.21 and 12,527.08 is: 18,694.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.72 : 21,272.21 = 12,527.08 : x
  2. Step 2: Convert to fraction form
    14,254.72/21,272.21 = 12,527.08/x
  3. Step 3: Cross multiply
    14,254.72x = 21,272.21 × 12,527.08
  4. Step 4: Simplify right side
    14,254.72x = 266,478,676.45
  5. Step 5: Solve for x
    x = 266,478,676.45/14,254.72
  6. Step 6: Final answer
    x = 18,694.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.