Home / 19,359.52-26,769.72-15,373.60

Finding the Fourth Proportional to 19,359.52, 26,769.72 and 15,373.60

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Solution

The fourth proportional to 19,359.52, 26,769.72 and 15,373.60 is: 21,258.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,359.52 : 26,769.72 = 15,373.60 : x
  2. Step 2: Convert to fraction form
    19,359.52/26,769.72 = 15,373.60/x
  3. Step 3: Cross multiply
    19,359.52x = 26,769.72 × 15,373.60
  4. Step 4: Simplify right side
    19,359.52x = 411,546,967.39
  5. Step 5: Solve for x
    x = 411,546,967.39/19,359.52
  6. Step 6: Final answer
    x = 21,258.12

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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.