Home / 24,783.12-34,200.28-13,605.04

Finding the Fourth Proportional to 24,783.12, 34,200.28 and 13,605.04

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Solution

The fourth proportional to 24,783.12, 34,200.28 and 13,605.04 is: 18,774.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,783.12 : 34,200.28 = 13,605.04 : x
  2. Step 2: Convert to fraction form
    24,783.12/34,200.28 = 13,605.04/x
  3. Step 3: Cross multiply
    24,783.12x = 34,200.28 × 13,605.04
  4. Step 4: Simplify right side
    24,783.12x = 465,296,177.41
  5. Step 5: Solve for x
    x = 465,296,177.41/24,783.12
  6. Step 6: Final answer
    x = 18,774.72

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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.