Home / 19,748.51-27,235.29-16,385.99

Finding the Fourth Proportional to 19,748.51, 27,235.29 and 16,385.99

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Solution

The fourth proportional to 19,748.51, 27,235.29 and 16,385.99 is: 22,598.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,748.51 : 27,235.29 = 16,385.99 : x
  2. Step 2: Convert to fraction form
    19,748.51/27,235.29 = 16,385.99/x
  3. Step 3: Cross multiply
    19,748.51x = 27,235.29 × 16,385.99
  4. Step 4: Simplify right side
    19,748.51x = 446,277,053.41
  5. Step 5: Solve for x
    x = 446,277,053.41/19,748.51
  6. Step 6: Final answer
    x = 22,598.02

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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.