Home / 15,969.60-23,954.40-13,204.80

Finding the Fourth Proportional to 15,969.60, 23,954.40 and 13,204.80

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Solution

The fourth proportional to 15,969.60, 23,954.40 and 13,204.80 is: 19,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,969.60 : 23,954.40 = 13,204.80 : x
  2. Step 2: Convert to fraction form
    15,969.60/23,954.40 = 13,204.80/x
  3. Step 3: Cross multiply
    15,969.60x = 23,954.40 × 13,204.80
  4. Step 4: Simplify right side
    15,969.60x = 316,313,061.12
  5. Step 5: Solve for x
    x = 316,313,061.12/15,969.60
  6. Step 6: Final answer
    x = 19,807.20

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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.