Home / 23,853.36-32,918.16-13,242.72

Finding the Fourth Proportional to 23,853.36, 32,918.16 and 13,242.72

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Solution

The fourth proportional to 23,853.36, 32,918.16 and 13,242.72 is: 18,275.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,853.36 : 32,918.16 = 13,242.72 : x
  2. Step 2: Convert to fraction form
    23,853.36/32,918.16 = 13,242.72/x
  3. Step 3: Cross multiply
    23,853.36x = 32,918.16 × 13,242.72
  4. Step 4: Simplify right side
    23,853.36x = 435,925,975.80
  5. Step 5: Solve for x
    x = 435,925,975.80/23,853.36
  6. Step 6: Final answer
    x = 18,275.24

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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.