Home / 19,854.10-27,398.99-10,901.98

Finding the Fourth Proportional to 19,854.10, 27,398.99 and 10,901.98

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Solution

The fourth proportional to 19,854.10, 27,398.99 and 10,901.98 is: 15,044.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,854.10 : 27,398.99 = 10,901.98 : x
  2. Step 2: Convert to fraction form
    19,854.10/27,398.99 = 10,901.98/x
  3. Step 3: Cross multiply
    19,854.10x = 27,398.99 × 10,901.98
  4. Step 4: Simplify right side
    19,854.10x = 298,703,199.76
  5. Step 5: Solve for x
    x = 298,703,199.76/19,854.10
  6. Step 6: Final answer
    x = 15,044.91

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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.