Home / 19,194.60-26,487.84-10,809.48

Finding the Fourth Proportional to 19,194.60, 26,487.84 and 10,809.48

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Solution

The fourth proportional to 19,194.60, 26,487.84 and 10,809.48 is: 14,916.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.60 : 26,487.84 = 10,809.48 : x
  2. Step 2: Convert to fraction form
    19,194.60/26,487.84 = 10,809.48/x
  3. Step 3: Cross multiply
    19,194.60x = 26,487.84 × 10,809.48
  4. Step 4: Simplify right side
    19,194.60x = 286,319,776.72
  5. Step 5: Solve for x
    x = 286,319,776.72/19,194.60
  6. Step 6: Final answer
    x = 14,916.68

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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.