Home / 35,860.22-53,790.60-12,486.62

Finding the Fourth Proportional to 35,860.22, 53,790.60 and 12,486.62

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Solution

The fourth proportional to 35,860.22, 53,790.60 and 12,486.62 is: 18,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,860.22 : 53,790.60 = 12,486.62 : x
  2. Step 2: Convert to fraction form
    35,860.22/53,790.60 = 12,486.62/x
  3. Step 3: Cross multiply
    35,860.22x = 53,790.60 × 12,486.62
  4. Step 4: Simplify right side
    35,860.22x = 671,662,781.77
  5. Step 5: Solve for x
    x = 671,662,781.77/35,860.22
  6. Step 6: Final answer
    x = 18,730.02

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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.