Home / 28,741.84-43,117.62-13,160.68

Finding the Fourth Proportional to 28,741.84, 43,117.62 and 13,160.68

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Solution

The fourth proportional to 28,741.84, 43,117.62 and 13,160.68 is: 19,743.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,741.84 : 43,117.62 = 13,160.68 : x
  2. Step 2: Convert to fraction form
    28,741.84/43,117.62 = 13,160.68/x
  3. Step 3: Cross multiply
    28,741.84x = 43,117.62 × 13,160.68
  4. Step 4: Simplify right side
    28,741.84x = 567,457,199.18
  5. Step 5: Solve for x
    x = 567,457,199.18/28,741.84
  6. Step 6: Final answer
    x = 19,743.25

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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.