Home / 18,088.56-27,110.16-9,768.24

Finding the Fourth Proportional to 18,088.56, 27,110.16 and 9,768.24

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Solution

The fourth proportional to 18,088.56, 27,110.16 and 9,768.24 is: 14,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,088.56 : 27,110.16 = 9,768.24 : x
  2. Step 2: Convert to fraction form
    18,088.56/27,110.16 = 9,768.24/x
  3. Step 3: Cross multiply
    18,088.56x = 27,110.16 × 9,768.24
  4. Step 4: Simplify right side
    18,088.56x = 264,818,549.32
  5. Step 5: Solve for x
    x = 264,818,549.32/18,088.56
  6. Step 6: Final answer
    x = 14,640.11

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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.