Home / 12,340.07-17,018.02-10,554.24

Finding the Fourth Proportional to 12,340.07, 17,018.02 and 10,554.24

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Solution

The fourth proportional to 12,340.07, 17,018.02 and 10,554.24 is: 14,555.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340.07 : 17,018.02 = 10,554.24 : x
  2. Step 2: Convert to fraction form
    12,340.07/17,018.02 = 10,554.24/x
  3. Step 3: Cross multiply
    12,340.07x = 17,018.02 × 10,554.24
  4. Step 4: Simplify right side
    12,340.07x = 179,612,241.02
  5. Step 5: Solve for x
    x = 179,612,241.02/12,340.07
  6. Step 6: Final answer
    x = 14,555.21

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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.