Home / 15,353.42-23,002.71-8,328.94

Finding the Fourth Proportional to 15,353.42, 23,002.71 and 8,328.94

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Solution

The fourth proportional to 15,353.42, 23,002.71 and 8,328.94 is: 12,478.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,353.42 : 23,002.71 = 8,328.94 : x
  2. Step 2: Convert to fraction form
    15,353.42/23,002.71 = 8,328.94/x
  3. Step 3: Cross multiply
    15,353.42x = 23,002.71 × 8,328.94
  4. Step 4: Simplify right side
    15,353.42x = 191,588,102.69
  5. Step 5: Solve for x
    x = 191,588,102.69/15,353.42
  6. Step 6: Final answer
    x = 12,478.53

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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.