Home / 13,480.68-20,220.03-4,595.27

Finding the Fourth Proportional to 13,480.68, 20,220.03 and 4,595.27

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Solution

The fourth proportional to 13,480.68, 20,220.03 and 4,595.27 is: 6,892.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480.68 : 20,220.03 = 4,595.27 : x
  2. Step 2: Convert to fraction form
    13,480.68/20,220.03 = 4,595.27/x
  3. Step 3: Cross multiply
    13,480.68x = 20,220.03 × 4,595.27
  4. Step 4: Simplify right side
    13,480.68x = 92,916,547.81
  5. Step 5: Solve for x
    x = 92,916,547.81/13,480.68
  6. Step 6: Final answer
    x = 6,892.57

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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.