Home / 14,011.66-21,017.93-5,244.90

Finding the Fourth Proportional to 14,011.66, 21,017.93 and 5,244.90

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Solution

The fourth proportional to 14,011.66, 21,017.93 and 5,244.90 is: 7,867.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.66 : 21,017.93 = 5,244.90 : x
  2. Step 2: Convert to fraction form
    14,011.66/21,017.93 = 5,244.90/x
  3. Step 3: Cross multiply
    14,011.66x = 21,017.93 × 5,244.90
  4. Step 4: Simplify right side
    14,011.66x = 110,236,941.06
  5. Step 5: Solve for x
    x = 110,236,941.06/14,011.66
  6. Step 6: Final answer
    x = 7,867.51

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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.