Home / 30,953.64-42,717.05-17,342.27

Finding the Fourth Proportional to 30,953.64, 42,717.05 and 17,342.27

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Solution

The fourth proportional to 30,953.64, 42,717.05 and 17,342.27 is: 23,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,953.64 : 42,717.05 = 17,342.27 : x
  2. Step 2: Convert to fraction form
    30,953.64/42,717.05 = 17,342.27/x
  3. Step 3: Cross multiply
    30,953.64x = 42,717.05 × 17,342.27
  4. Step 4: Simplify right side
    30,953.64x = 740,810,614.70
  5. Step 5: Solve for x
    x = 740,810,614.70/30,953.64
  6. Step 6: Final answer
    x = 23,932.91

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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.