Home / 35,541.57-49,063.08-21,206.40

Finding the Fourth Proportional to 35,541.57, 49,063.08 and 21,206.40

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Solution

The fourth proportional to 35,541.57, 49,063.08 and 21,206.40 is: 29,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,541.57 : 49,063.08 = 21,206.40 : x
  2. Step 2: Convert to fraction form
    35,541.57/49,063.08 = 21,206.40/x
  3. Step 3: Cross multiply
    35,541.57x = 49,063.08 × 21,206.40
  4. Step 4: Simplify right side
    35,541.57x = 1,040,451,299.71
  5. Step 5: Solve for x
    x = 1,040,451,299.71/35,541.57
  6. Step 6: Final answer
    x = 29,274.21

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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.