Home / 30,573.89-42,191.93-17,827.59

Finding the Fourth Proportional to 30,573.89, 42,191.93 and 17,827.59

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Solution

The fourth proportional to 30,573.89, 42,191.93 and 17,827.59 is: 24,602.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,573.89 : 42,191.93 = 17,827.59 : x
  2. Step 2: Convert to fraction form
    30,573.89/42,191.93 = 17,827.59/x
  3. Step 3: Cross multiply
    30,573.89x = 42,191.93 × 17,827.59
  4. Step 4: Simplify right side
    30,573.89x = 752,180,340.21
  5. Step 5: Solve for x
    x = 752,180,340.21/30,573.89
  6. Step 6: Final answer
    x = 24,602.05

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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.