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Finding the Fourth Proportional to 35,567.68, 53,349.84 and 8,913.92

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Solution

The fourth proportional to 35,567.68, 53,349.84 and 8,913.92 is: 13,370.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,567.68 : 53,349.84 = 8,913.92 : x
  2. Step 2: Convert to fraction form
    35,567.68/53,349.84 = 8,913.92/x
  3. Step 3: Cross multiply
    35,567.68x = 53,349.84 × 8,913.92
  4. Step 4: Simplify right side
    35,567.68x = 475,556,205.77
  5. Step 5: Solve for x
    x = 475,556,205.77/35,567.68
  6. Step 6: Final answer
    x = 13,370.46

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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.