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Finding the Fourth Proportional to 35,706.83, 53,567.73 and 13,519.71

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Solution

The fourth proportional to 35,706.83, 53,567.73 and 13,519.71 is: 20,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,706.83 : 53,567.73 = 13,519.71 : x
  2. Step 2: Convert to fraction form
    35,706.83/53,567.73 = 13,519.71/x
  3. Step 3: Cross multiply
    35,706.83x = 53,567.73 × 13,519.71
  4. Step 4: Simplify right side
    35,706.83x = 724,220,174.96
  5. Step 5: Solve for x
    x = 724,220,174.96/35,706.83
  6. Step 6: Final answer
    x = 20,282.40

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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.