Home / 35,640.69-53,468.33-12,264.09

Finding the Fourth Proportional to 35,640.69, 53,468.33 and 12,264.09

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Solution

The fourth proportional to 35,640.69, 53,468.33 and 12,264.09 is: 18,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.69 : 53,468.33 = 12,264.09 : x
  2. Step 2: Convert to fraction form
    35,640.69/53,468.33 = 12,264.09/x
  3. Step 3: Cross multiply
    35,640.69x = 53,468.33 × 12,264.09
  4. Step 4: Simplify right side
    35,640.69x = 655,740,349.95
  5. Step 5: Solve for x
    x = 655,740,349.95/35,640.69
  6. Step 6: Final answer
    x = 18,398.64

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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.