Home / 27,088.65-40,622.87-9,314.28

Finding the Fourth Proportional to 27,088.65, 40,622.87 and 9,314.28

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Solution

The fourth proportional to 27,088.65, 40,622.87 and 9,314.28 is: 13,967.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,088.65 : 40,622.87 = 9,314.28 : x
  2. Step 2: Convert to fraction form
    27,088.65/40,622.87 = 9,314.28/x
  3. Step 3: Cross multiply
    27,088.65x = 40,622.87 × 9,314.28
  4. Step 4: Simplify right side
    27,088.65x = 378,372,808.87
  5. Step 5: Solve for x
    x = 378,372,808.87/27,088.65
  6. Step 6: Final answer
    x = 13,967.95

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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.