Home / 23,503.61-32,440.43-15,105.53

Finding the Fourth Proportional to 23,503.61, 32,440.43 and 15,105.53

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Solution

The fourth proportional to 23,503.61, 32,440.43 and 15,105.53 is: 20,849.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,503.61 : 32,440.43 = 15,105.53 : x
  2. Step 2: Convert to fraction form
    23,503.61/32,440.43 = 15,105.53/x
  3. Step 3: Cross multiply
    23,503.61x = 32,440.43 × 15,105.53
  4. Step 4: Simplify right side
    23,503.61x = 490,029,813.05
  5. Step 5: Solve for x
    x = 490,029,813.05/23,503.61
  6. Step 6: Final answer
    x = 20,849.13

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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.