Home / 23,088.13-31,861.62-13,152.13

Finding the Fourth Proportional to 23,088.13, 31,861.62 and 13,152.13

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Solution

The fourth proportional to 23,088.13, 31,861.62 and 13,152.13 is: 18,149.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,088.13 : 31,861.62 = 13,152.13 : x
  2. Step 2: Convert to fraction form
    23,088.13/31,861.62 = 13,152.13/x
  3. Step 3: Cross multiply
    23,088.13x = 31,861.62 × 13,152.13
  4. Step 4: Simplify right side
    23,088.13x = 419,048,008.94
  5. Step 5: Solve for x
    x = 419,048,008.94/23,088.13
  6. Step 6: Final answer
    x = 18,149.94

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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.