Home / 35,771.04-53,667.36-12,397.68

Finding the Fourth Proportional to 35,771.04, 53,667.36 and 12,397.68

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Solution

The fourth proportional to 35,771.04, 53,667.36 and 12,397.68 is: 18,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,771.04 : 53,667.36 = 12,397.68 : x
  2. Step 2: Convert to fraction form
    35,771.04/53,667.36 = 12,397.68/x
  3. Step 3: Cross multiply
    35,771.04x = 53,667.36 × 12,397.68
  4. Step 4: Simplify right side
    35,771.04x = 665,350,755.72
  5. Step 5: Solve for x
    x = 665,350,755.72/35,771.04
  6. Step 6: Final answer
    x = 18,600.26

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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.