Home / 19,221.72-26,525.98-10,723.84

Finding the Fourth Proportional to 19,221.72, 26,525.98 and 10,723.84

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Solution

The fourth proportional to 19,221.72, 26,525.98 and 10,723.84 is: 14,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.72 : 26,525.98 = 10,723.84 : x
  2. Step 2: Convert to fraction form
    19,221.72/26,525.98 = 10,723.84/x
  3. Step 3: Cross multiply
    19,221.72x = 26,525.98 × 10,723.84
  4. Step 4: Simplify right side
    19,221.72x = 284,460,312.45
  5. Step 5: Solve for x
    x = 284,460,312.45/19,221.72
  6. Step 6: Final answer
    x = 14,798.90

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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.