Home / 23,963.81-33,070.28-13,209.07

Finding the Fourth Proportional to 23,963.81, 33,070.28 and 13,209.07

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Solution

The fourth proportional to 23,963.81, 33,070.28 and 13,209.07 is: 18,228.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,963.81 : 33,070.28 = 13,209.07 : x
  2. Step 2: Convert to fraction form
    23,963.81/33,070.28 = 13,209.07/x
  3. Step 3: Cross multiply
    23,963.81x = 33,070.28 × 13,209.07
  4. Step 4: Simplify right side
    23,963.81x = 436,827,577.39
  5. Step 5: Solve for x
    x = 436,827,577.39/23,963.81
  6. Step 6: Final answer
    x = 18,228.64

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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.