Home / 19,275.34-28,893.31-10,937.75

Finding the Fourth Proportional to 19,275.34, 28,893.31 and 10,937.75

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Solution

The fourth proportional to 19,275.34, 28,893.31 and 10,937.75 is: 16,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275.34 : 28,893.31 = 10,937.75 : x
  2. Step 2: Convert to fraction form
    19,275.34/28,893.31 = 10,937.75/x
  3. Step 3: Cross multiply
    19,275.34x = 28,893.31 × 10,937.75
  4. Step 4: Simplify right side
    19,275.34x = 316,027,801.45
  5. Step 5: Solve for x
    x = 316,027,801.45/19,275.34
  6. Step 6: Final answer
    x = 16,395.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.