Home / 15,055.89-22,575.69-11,955.84

Finding the Fourth Proportional to 15,055.89, 22,575.69 and 11,955.84

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Solution

The fourth proportional to 15,055.89, 22,575.69 and 11,955.84 is: 17,927.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055.89 : 22,575.69 = 11,955.84 : x
  2. Step 2: Convert to fraction form
    15,055.89/22,575.69 = 11,955.84/x
  3. Step 3: Cross multiply
    15,055.89x = 22,575.69 × 11,955.84
  4. Step 4: Simplify right side
    15,055.89x = 269,911,337.53
  5. Step 5: Solve for x
    x = 269,911,337.53/15,055.89
  6. Step 6: Final answer
    x = 17,927.29

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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.