Home / 35,861.22-53,792.10-12,487.59

Finding the Fourth Proportional to 35,861.22, 53,792.10 and 12,487.59

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Solution

The fourth proportional to 35,861.22, 53,792.10 and 12,487.59 is: 18,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.22 : 53,792.10 = 12,487.59 : x
  2. Step 2: Convert to fraction form
    35,861.22/53,792.10 = 12,487.59/x
  3. Step 3: Cross multiply
    35,861.22x = 53,792.10 × 12,487.59
  4. Step 4: Simplify right side
    35,861.22x = 671,733,690.04
  5. Step 5: Solve for x
    x = 671,733,690.04/35,861.22
  6. Step 6: Final answer
    x = 18,731.48

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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.