Home / 19,434.54-26,823.92-12,359.58

Finding the Fourth Proportional to 19,434.54, 26,823.92 and 12,359.58

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Solution

The fourth proportional to 19,434.54, 26,823.92 and 12,359.58 is: 17,058.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,434.54 : 26,823.92 = 12,359.58 : x
  2. Step 2: Convert to fraction form
    19,434.54/26,823.92 = 12,359.58/x
  3. Step 3: Cross multiply
    19,434.54x = 26,823.92 × 12,359.58
  4. Step 4: Simplify right side
    19,434.54x = 331,532,385.15
  5. Step 5: Solve for x
    x = 331,532,385.15/19,434.54
  6. Step 6: Final answer
    x = 17,058.93

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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.