Home / 21,056.08-29,022.77-14,925.83

Finding the Fourth Proportional to 21,056.08, 29,022.77 and 14,925.83

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Solution

The fourth proportional to 21,056.08, 29,022.77 and 14,925.83 is: 20,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,056.08 : 29,022.77 = 14,925.83 : x
  2. Step 2: Convert to fraction form
    21,056.08/29,022.77 = 14,925.83/x
  3. Step 3: Cross multiply
    21,056.08x = 29,022.77 × 14,925.83
  4. Step 4: Simplify right side
    21,056.08x = 433,188,929.08
  5. Step 5: Solve for x
    x = 433,188,929.08/21,056.08
  6. Step 6: Final answer
    x = 20,573.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.