Home / 19,460.40-26,854.24-11,503.36

Finding the Fourth Proportional to 19,460.40, 26,854.24 and 11,503.36

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Solution

The fourth proportional to 19,460.40, 26,854.24 and 11,503.36 is: 15,873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.40 : 26,854.24 = 11,503.36 : x
  2. Step 2: Convert to fraction form
    19,460.40/26,854.24 = 11,503.36/x
  3. Step 3: Cross multiply
    19,460.40x = 26,854.24 × 11,503.36
  4. Step 4: Simplify right side
    19,460.40x = 308,913,990.25
  5. Step 5: Solve for x
    x = 308,913,990.25/19,460.40
  6. Step 6: Final answer
    x = 15,873.98

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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.