Home / 20,607.30-30,877.95-20,060.58

Finding the Fourth Proportional to 20,607.30, 30,877.95 and 20,060.58

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Solution

The fourth proportional to 20,607.30, 30,877.95 and 20,060.58 is: 30,058.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,607.30 : 30,877.95 = 20,060.58 : x
  2. Step 2: Convert to fraction form
    20,607.30/30,877.95 = 20,060.58/x
  3. Step 3: Cross multiply
    20,607.30x = 30,877.95 × 20,060.58
  4. Step 4: Simplify right side
    20,607.30x = 619,429,586.21
  5. Step 5: Solve for x
    x = 619,429,586.21/20,607.30
  6. Step 6: Final answer
    x = 30,058.75

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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.