Home / 35,404.08-53,106.16-9,108.88

Finding the Fourth Proportional to 35,404.08, 53,106.16 and 9,108.88

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Solution

The fourth proportional to 35,404.08, 53,106.16 and 9,108.88 is: 13,663.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.08 : 53,106.16 = 9,108.88 : x
  2. Step 2: Convert to fraction form
    35,404.08/53,106.16 = 9,108.88/x
  3. Step 3: Cross multiply
    35,404.08x = 53,106.16 × 9,108.88
  4. Step 4: Simplify right side
    35,404.08x = 483,737,638.70
  5. Step 5: Solve for x
    x = 483,737,638.70/35,404.08
  6. Step 6: Final answer
    x = 13,663.33

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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.