Home / 17,428.80-26,136.72-7,037.04

Finding the Fourth Proportional to 17,428.80, 26,136.72 and 7,037.04

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Solution

The fourth proportional to 17,428.80, 26,136.72 and 7,037.04 is: 10,552.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,428.80 : 26,136.72 = 7,037.04 : x
  2. Step 2: Convert to fraction form
    17,428.80/26,136.72 = 7,037.04/x
  3. Step 3: Cross multiply
    17,428.80x = 26,136.72 × 7,037.04
  4. Step 4: Simplify right side
    17,428.80x = 183,925,144.11
  5. Step 5: Solve for x
    x = 183,925,144.11/17,428.80
  6. Step 6: Final answer
    x = 10,552.94

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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.