Home / 15,055.80-22,575.47-11,955.72

Finding the Fourth Proportional to 15,055.80, 22,575.47 and 11,955.72

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Solution

The fourth proportional to 15,055.80, 22,575.47 and 11,955.72 is: 17,927.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.80 : 22,575.47 = 11,955.72 : x
  2. Step 2: Convert to fraction form
    15,055.80/22,575.47 = 11,955.72/x
  3. Step 3: Cross multiply
    15,055.80x = 22,575.47 × 11,955.72
  4. Step 4: Simplify right side
    15,055.80x = 269,905,998.19
  5. Step 5: Solve for x
    x = 269,905,998.19/15,055.80
  6. Step 6: Final answer
    x = 17,927.04

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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.