Home / 15,299.63-22,933.65-6,420.11

Finding the Fourth Proportional to 15,299.63, 22,933.65 and 6,420.11

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Solution

The fourth proportional to 15,299.63, 22,933.65 and 6,420.11 is: 9,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,299.63 : 22,933.65 = 6,420.11 : x
  2. Step 2: Convert to fraction form
    15,299.63/22,933.65 = 6,420.11/x
  3. Step 3: Cross multiply
    15,299.63x = 22,933.65 × 6,420.11
  4. Step 4: Simplify right side
    15,299.63x = 147,236,441.03
  5. Step 5: Solve for x
    x = 147,236,441.03/15,299.63
  6. Step 6: Final answer
    x = 9,623.53

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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.