Home / 14,400.16-21,600.24-4,011.88

Finding the Fourth Proportional to 14,400.16, 21,600.24 and 4,011.88

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Solution

The fourth proportional to 14,400.16, 21,600.24 and 4,011.88 is: 6,017.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400.16 : 21,600.24 = 4,011.88 : x
  2. Step 2: Convert to fraction form
    14,400.16/21,600.24 = 4,011.88/x
  3. Step 3: Cross multiply
    14,400.16x = 21,600.24 × 4,011.88
  4. Step 4: Simplify right side
    14,400.16x = 86,657,570.85
  5. Step 5: Solve for x
    x = 86,657,570.85/14,400.16
  6. Step 6: Final answer
    x = 6,017.82

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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.