Home / 24,119.72-33,287.36-13,509.28

Finding the Fourth Proportional to 24,119.72, 33,287.36 and 13,509.28

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Solution

The fourth proportional to 24,119.72, 33,287.36 and 13,509.28 is: 18,644.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,119.72 : 33,287.36 = 13,509.28 : x
  2. Step 2: Convert to fraction form
    24,119.72/33,287.36 = 13,509.28/x
  3. Step 3: Cross multiply
    24,119.72x = 33,287.36 × 13,509.28
  4. Step 4: Simplify right side
    24,119.72x = 449,688,240.76
  5. Step 5: Solve for x
    x = 449,688,240.76/24,119.72
  6. Step 6: Final answer
    x = 18,644.00

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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.