Home / 15,955.60-23,933.40-13,363.60

Finding the Fourth Proportional to 15,955.60, 23,933.40 and 13,363.60

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Solution

The fourth proportional to 15,955.60, 23,933.40 and 13,363.60 is: 20,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.60 : 23,933.40 = 13,363.60 : x
  2. Step 2: Convert to fraction form
    15,955.60/23,933.40 = 13,363.60/x
  3. Step 3: Cross multiply
    15,955.60x = 23,933.40 × 13,363.60
  4. Step 4: Simplify right side
    15,955.60x = 319,836,384.24
  5. Step 5: Solve for x
    x = 319,836,384.24/15,955.60
  6. Step 6: Final answer
    x = 20,045.40

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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.