Home / 19,305.59-26,642.17-10,807.50

Finding the Fourth Proportional to 19,305.59, 26,642.17 and 10,807.50

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Solution

The fourth proportional to 19,305.59, 26,642.17 and 10,807.50 is: 14,914.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.59 : 26,642.17 = 10,807.50 : x
  2. Step 2: Convert to fraction form
    19,305.59/26,642.17 = 10,807.50/x
  3. Step 3: Cross multiply
    19,305.59x = 26,642.17 × 10,807.50
  4. Step 4: Simplify right side
    19,305.59x = 287,935,252.28
  5. Step 5: Solve for x
    x = 287,935,252.28/19,305.59
  6. Step 6: Final answer
    x = 14,914.61

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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.