Home / 42,586.34-63,887.22-17,612.84

Finding the Fourth Proportional to 42,586.34, 63,887.22 and 17,612.84

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Solution

The fourth proportional to 42,586.34, 63,887.22 and 17,612.84 is: 26,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.34 : 63,887.22 = 17,612.84 : x
  2. Step 2: Convert to fraction form
    42,586.34/63,887.22 = 17,612.84/x
  3. Step 3: Cross multiply
    42,586.34x = 63,887.22 × 17,612.84
  4. Step 4: Simplify right side
    42,586.34x = 1,125,235,383.90
  5. Step 5: Solve for x
    x = 1,125,235,383.90/42,586.34
  6. Step 6: Final answer
    x = 26,422.45

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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.