Home / 14,677.14-20,270.82-9,953.22

Finding the Fourth Proportional to 14,677.14, 20,270.82 and 9,953.22

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Solution

The fourth proportional to 14,677.14, 20,270.82 and 9,953.22 is: 13,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677.14 : 20,270.82 = 9,953.22 : x
  2. Step 2: Convert to fraction form
    14,677.14/20,270.82 = 9,953.22/x
  3. Step 3: Cross multiply
    14,677.14x = 20,270.82 × 9,953.22
  4. Step 4: Simplify right side
    14,677.14x = 201,759,931.04
  5. Step 5: Solve for x
    x = 201,759,931.04/14,677.14
  6. Step 6: Final answer
    x = 13,746.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.