Home / 14,429.84-21,643.80-5,666.24

Finding the Fourth Proportional to 14,429.84, 21,643.80 and 5,666.24

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Solution

The fourth proportional to 14,429.84, 21,643.80 and 5,666.24 is: 8,498.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,429.84 : 21,643.80 = 5,666.24 : x
  2. Step 2: Convert to fraction form
    14,429.84/21,643.80 = 5,666.24/x
  3. Step 3: Cross multiply
    14,429.84x = 21,643.80 × 5,666.24
  4. Step 4: Simplify right side
    14,429.84x = 122,638,965.31
  5. Step 5: Solve for x
    x = 122,638,965.31/14,429.84
  6. Step 6: Final answer
    x = 8,498.98

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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.