Home / 13,547.06-20,313.13-4,184.49

Finding the Fourth Proportional to 13,547.06, 20,313.13 and 4,184.49

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Solution

The fourth proportional to 13,547.06, 20,313.13 and 4,184.49 is: 6,274.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,547.06 : 20,313.13 = 4,184.49 : x
  2. Step 2: Convert to fraction form
    13,547.06/20,313.13 = 4,184.49/x
  3. Step 3: Cross multiply
    13,547.06x = 20,313.13 × 4,184.49
  4. Step 4: Simplify right side
    13,547.06x = 85,000,089.35
  5. Step 5: Solve for x
    x = 85,000,089.35/13,547.06
  6. Step 6: Final answer
    x = 6,274.43

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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.