Home / 35,524.68-49,038.10-21,374.76

Finding the Fourth Proportional to 35,524.68, 49,038.10 and 21,374.76

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Solution

The fourth proportional to 35,524.68, 49,038.10 and 21,374.76 is: 29,505.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,524.68 : 49,038.10 = 21,374.76 : x
  2. Step 2: Convert to fraction form
    35,524.68/49,038.10 = 21,374.76/x
  3. Step 3: Cross multiply
    35,524.68x = 49,038.10 × 21,374.76
  4. Step 4: Simplify right side
    35,524.68x = 1,048,177,618.36
  5. Step 5: Solve for x
    x = 1,048,177,618.36/35,524.68
  6. Step 6: Final answer
    x = 29,505.62

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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.