Home / 35,715.53-49,277.67-21,369.57

Finding the Fourth Proportional to 35,715.53, 49,277.67 and 21,369.57

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Solution

The fourth proportional to 35,715.53, 49,277.67 and 21,369.57 is: 29,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,715.53 : 49,277.67 = 21,369.57 : x
  2. Step 2: Convert to fraction form
    35,715.53/49,277.67 = 21,369.57/x
  3. Step 3: Cross multiply
    35,715.53x = 49,277.67 × 21,369.57
  4. Step 4: Simplify right side
    35,715.53x = 1,053,042,630.76
  5. Step 5: Solve for x
    x = 1,053,042,630.76/35,715.53
  6. Step 6: Final answer
    x = 29,484.16

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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.