Home / 14,011.16-21,017.18-5,244.40

Finding the Fourth Proportional to 14,011.16, 21,017.18 and 5,244.40

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Solution

The fourth proportional to 14,011.16, 21,017.18 and 5,244.40 is: 7,866.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.16 : 21,017.18 = 5,244.40 : x
  2. Step 2: Convert to fraction form
    14,011.16/21,017.18 = 5,244.40/x
  3. Step 3: Cross multiply
    14,011.16x = 21,017.18 × 5,244.40
  4. Step 4: Simplify right side
    14,011.16x = 110,222,498.79
  5. Step 5: Solve for x
    x = 110,222,498.79/14,011.16
  6. Step 6: Final answer
    x = 7,866.76

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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.