Home / 15,111.48-22,606.74-13,448.76

Finding the Fourth Proportional to 15,111.48, 22,606.74 and 13,448.76

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Solution

The fourth proportional to 15,111.48, 22,606.74 and 13,448.76 is: 20,119.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,111.48 : 22,606.74 = 13,448.76 : x
  2. Step 2: Convert to fraction form
    15,111.48/22,606.74 = 13,448.76/x
  3. Step 3: Cross multiply
    15,111.48x = 22,606.74 × 13,448.76
  4. Step 4: Simplify right side
    15,111.48x = 304,032,620.64
  5. Step 5: Solve for x
    x = 304,032,620.64/15,111.48
  6. Step 6: Final answer
    x = 20,119.31

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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.