Home / 30,952.64-42,713.86-17,523.80

Finding the Fourth Proportional to 30,952.64, 42,713.86 and 17,523.80

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Solution

The fourth proportional to 30,952.64, 42,713.86 and 17,523.80 is: 24,182.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,952.64 : 42,713.86 = 17,523.80 : x
  2. Step 2: Convert to fraction form
    30,952.64/42,713.86 = 17,523.80/x
  3. Step 3: Cross multiply
    30,952.64x = 42,713.86 × 17,523.80
  4. Step 4: Simplify right side
    30,952.64x = 748,509,139.87
  5. Step 5: Solve for x
    x = 748,509,139.87/30,952.64
  6. Step 6: Final answer
    x = 24,182.40

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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.