Home / 29,075.36-43,620.34-11,539.40

Finding the Fourth Proportional to 29,075.36, 43,620.34 and 11,539.40

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Solution

The fourth proportional to 29,075.36, 43,620.34 and 11,539.40 is: 17,312.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,075.36 : 43,620.34 = 11,539.40 : x
  2. Step 2: Convert to fraction form
    29,075.36/43,620.34 = 11,539.40/x
  3. Step 3: Cross multiply
    29,075.36x = 43,620.34 × 11,539.40
  4. Step 4: Simplify right side
    29,075.36x = 503,352,551.40
  5. Step 5: Solve for x
    x = 503,352,551.40/29,075.36
  6. Step 6: Final answer
    x = 17,312.00

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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.