Home / 19,326.77-26,664.88-10,827.74

Finding the Fourth Proportional to 19,326.77, 26,664.88 and 10,827.74

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Solution

The fourth proportional to 19,326.77, 26,664.88 and 10,827.74 is: 14,938.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326.77 : 26,664.88 = 10,827.74 : x
  2. Step 2: Convert to fraction form
    19,326.77/26,664.88 = 10,827.74/x
  3. Step 3: Cross multiply
    19,326.77x = 26,664.88 × 10,827.74
  4. Step 4: Simplify right side
    19,326.77x = 288,720,387.77
  5. Step 5: Solve for x
    x = 288,720,387.77/19,326.77
  6. Step 6: Final answer
    x = 14,938.88

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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.