Home / 27,741.17-38,272.05-17,667.81

Finding the Fourth Proportional to 27,741.17, 38,272.05 and 17,667.81

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Solution

The fourth proportional to 27,741.17, 38,272.05 and 17,667.81 is: 24,374.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,741.17 : 38,272.05 = 17,667.81 : x
  2. Step 2: Convert to fraction form
    27,741.17/38,272.05 = 17,667.81/x
  3. Step 3: Cross multiply
    27,741.17x = 38,272.05 × 17,667.81
  4. Step 4: Simplify right side
    27,741.17x = 676,183,307.71
  5. Step 5: Solve for x
    x = 676,183,307.71/27,741.17
  6. Step 6: Final answer
    x = 24,374.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.