Home / 15,955.60-23,905.56-10,400.08

Finding the Fourth Proportional to 15,955.60, 23,905.56 and 10,400.08

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Solution

The fourth proportional to 15,955.60, 23,905.56 and 10,400.08 is: 15,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.60 : 23,905.56 = 10,400.08 : x
  2. Step 2: Convert to fraction form
    15,955.60/23,905.56 = 10,400.08/x
  3. Step 3: Cross multiply
    15,955.60x = 23,905.56 × 10,400.08
  4. Step 4: Simplify right side
    15,955.60x = 248,619,736.44
  5. Step 5: Solve for x
    x = 248,619,736.44/15,955.60
  6. Step 6: Final answer
    x = 15,581.97

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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.