Home / 15,732.50-23,602.79-4,638.74

Finding the Fourth Proportional to 15,732.50, 23,602.79 and 4,638.74

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Solution

The fourth proportional to 15,732.50, 23,602.79 and 4,638.74 is: 6,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,732.50 : 23,602.79 = 4,638.74 : x
  2. Step 2: Convert to fraction form
    15,732.50/23,602.79 = 4,638.74/x
  3. Step 3: Cross multiply
    15,732.50x = 23,602.79 × 4,638.74
  4. Step 4: Simplify right side
    15,732.50x = 109,487,099.67
  5. Step 5: Solve for x
    x = 109,487,099.67/15,732.50
  6. Step 6: Final answer
    x = 6,959.30

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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.