Home / 13,075.52-18,044.46-7,699.16

Finding the Fourth Proportional to 13,075.52, 18,044.46 and 7,699.16

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Solution

The fourth proportional to 13,075.52, 18,044.46 and 7,699.16 is: 10,624.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.52 : 18,044.46 = 7,699.16 : x
  2. Step 2: Convert to fraction form
    13,075.52/18,044.46 = 7,699.16/x
  3. Step 3: Cross multiply
    13,075.52x = 18,044.46 × 7,699.16
  4. Step 4: Simplify right side
    13,075.52x = 138,927,184.65
  5. Step 5: Solve for x
    x = 138,927,184.65/13,075.52
  6. Step 6: Final answer
    x = 10,624.98

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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.