Home / 23,870.36-32,940.60-13,259.36

Finding the Fourth Proportional to 23,870.36, 32,940.60 and 13,259.36

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Solution

The fourth proportional to 23,870.36, 32,940.60 and 13,259.36 is: 18,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,870.36 : 32,940.60 = 13,259.36 : x
  2. Step 2: Convert to fraction form
    23,870.36/32,940.60 = 13,259.36/x
  3. Step 3: Cross multiply
    23,870.36x = 32,940.60 × 13,259.36
  4. Step 4: Simplify right side
    23,870.36x = 436,771,274.02
  5. Step 5: Solve for x
    x = 436,771,274.02/23,870.36
  6. Step 6: Final answer
    x = 18,297.64

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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.