Home / 35,612.10-49,136.58-21,265.38

Finding the Fourth Proportional to 35,612.10, 49,136.58 and 21,265.38

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Solution

The fourth proportional to 35,612.10, 49,136.58 and 21,265.38 is: 29,341.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.10 : 49,136.58 = 21,265.38 : x
  2. Step 2: Convert to fraction form
    35,612.10/49,136.58 = 21,265.38/x
  3. Step 3: Cross multiply
    35,612.10x = 49,136.58 × 21,265.38
  4. Step 4: Simplify right side
    35,612.10x = 1,044,908,045.60
  5. Step 5: Solve for x
    x = 1,044,908,045.60/35,612.10
  6. Step 6: Final answer
    x = 29,341.38

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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.