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Finding the Fourth Proportional to 27,280.32, 40,904.01 and 10,637.16

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Solution

The fourth proportional to 27,280.32, 40,904.01 and 10,637.16 is: 15,949.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,280.32 : 40,904.01 = 10,637.16 : x
  2. Step 2: Convert to fraction form
    27,280.32/40,904.01 = 10,637.16/x
  3. Step 3: Cross multiply
    27,280.32x = 40,904.01 × 10,637.16
  4. Step 4: Simplify right side
    27,280.32x = 435,102,499.01
  5. Step 5: Solve for x
    x = 435,102,499.01/27,280.32
  6. Step 6: Final answer
    x = 15,949.32

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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.