Home / 13,923.17-20,877.85-4,434.26

Finding the Fourth Proportional to 13,923.17, 20,877.85 and 4,434.26

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Solution

The fourth proportional to 13,923.17, 20,877.85 and 4,434.26 is: 6,649.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.17 : 20,877.85 = 4,434.26 : x
  2. Step 2: Convert to fraction form
    13,923.17/20,877.85 = 4,434.26/x
  3. Step 3: Cross multiply
    13,923.17x = 20,877.85 × 4,434.26
  4. Step 4: Simplify right side
    13,923.17x = 92,577,699.67
  5. Step 5: Solve for x
    x = 92,577,699.67/13,923.17
  6. Step 6: Final answer
    x = 6,649.18

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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.