Home / 17,728.79-26,585.01-5,244.35

Finding the Fourth Proportional to 17,728.79, 26,585.01 and 5,244.35

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Solution

The fourth proportional to 17,728.79, 26,585.01 and 5,244.35 is: 7,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.79 : 26,585.01 = 5,244.35 : x
  2. Step 2: Convert to fraction form
    17,728.79/26,585.01 = 5,244.35/x
  3. Step 3: Cross multiply
    17,728.79x = 26,585.01 × 5,244.35
  4. Step 4: Simplify right side
    17,728.79x = 139,420,964.27
  5. Step 5: Solve for x
    x = 139,420,964.27/17,728.79
  6. Step 6: Final answer
    x = 7,864.10

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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.