Home / 13,036.77-19,543.64-7,553.25

Finding the Fourth Proportional to 13,036.77, 19,543.64 and 7,553.25

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Solution

The fourth proportional to 13,036.77, 19,543.64 and 7,553.25 is: 11,323.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.77 : 19,543.64 = 7,553.25 : x
  2. Step 2: Convert to fraction form
    13,036.77/19,543.64 = 7,553.25/x
  3. Step 3: Cross multiply
    13,036.77x = 19,543.64 × 7,553.25
  4. Step 4: Simplify right side
    13,036.77x = 147,617,961.06
  5. Step 5: Solve for x
    x = 147,617,961.06/13,036.77
  6. Step 6: Final answer
    x = 11,323.20

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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.