Home / 23,518.28-32,455.20-12,907.94

Finding the Fourth Proportional to 23,518.28, 32,455.20 and 12,907.94

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Solution

The fourth proportional to 23,518.28, 32,455.20 and 12,907.94 is: 17,812.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,518.28 : 32,455.20 = 12,907.94 : x
  2. Step 2: Convert to fraction form
    23,518.28/32,455.20 = 12,907.94/x
  3. Step 3: Cross multiply
    23,518.28x = 32,455.20 × 12,907.94
  4. Step 4: Simplify right side
    23,518.28x = 418,929,774.29
  5. Step 5: Solve for x
    x = 418,929,774.29/23,518.28
  6. Step 6: Final answer
    x = 17,812.94

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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.