Home / 33,299.30-49,948.95-13,579.40

Finding the Fourth Proportional to 33,299.30, 49,948.95 and 13,579.40

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Solution

The fourth proportional to 33,299.30, 49,948.95 and 13,579.40 is: 20,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,299.30 : 49,948.95 = 13,579.40 : x
  2. Step 2: Convert to fraction form
    33,299.30/49,948.95 = 13,579.40/x
  3. Step 3: Cross multiply
    33,299.30x = 49,948.95 × 13,579.40
  4. Step 4: Simplify right side
    33,299.30x = 678,276,666.46
  5. Step 5: Solve for x
    x = 678,276,666.46/33,299.30
  6. Step 6: Final answer
    x = 20,369.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.