Home / 30,426.06-41,983.47-17,854.86

Finding the Fourth Proportional to 30,426.06, 41,983.47 and 17,854.86

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Solution

The fourth proportional to 30,426.06, 41,983.47 and 17,854.86 is: 24,637.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,426.06 : 41,983.47 = 17,854.86 : x
  2. Step 2: Convert to fraction form
    30,426.06/41,983.47 = 17,854.86/x
  3. Step 3: Cross multiply
    30,426.06x = 41,983.47 × 17,854.86
  4. Step 4: Simplify right side
    30,426.06x = 749,608,979.16
  5. Step 5: Solve for x
    x = 749,608,979.16/30,426.06
  6. Step 6: Final answer
    x = 24,637.07

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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.