Home / 19,356.52-26,765.58-15,370.60

Finding the Fourth Proportional to 19,356.52, 26,765.58 and 15,370.60

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Solution

The fourth proportional to 19,356.52, 26,765.58 and 15,370.60 is: 21,253.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.52 : 26,765.58 = 15,370.60 : x
  2. Step 2: Convert to fraction form
    19,356.52/26,765.58 = 15,370.60/x
  3. Step 3: Cross multiply
    19,356.52x = 26,765.58 × 15,370.60
  4. Step 4: Simplify right side
    19,356.52x = 411,403,023.95
  5. Step 5: Solve for x
    x = 411,403,023.95/19,356.52
  6. Step 6: Final answer
    x = 21,253.98

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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.