Home / 14,810.45-22,184.08-11,987.12

Finding the Fourth Proportional to 14,810.45, 22,184.08 and 11,987.12

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Solution

The fourth proportional to 14,810.45, 22,184.08 and 11,987.12 is: 17,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,810.45 : 22,184.08 = 11,987.12 : x
  2. Step 2: Convert to fraction form
    14,810.45/22,184.08 = 11,987.12/x
  3. Step 3: Cross multiply
    14,810.45x = 22,184.08 × 11,987.12
  4. Step 4: Simplify right side
    14,810.45x = 265,923,254.54
  5. Step 5: Solve for x
    x = 265,923,254.54/14,810.45
  6. Step 6: Final answer
    x = 17,955.12

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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.