Home / 19,160.10-26,440.29-10,774.98

Finding the Fourth Proportional to 19,160.10, 26,440.29 and 10,774.98

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Solution

The fourth proportional to 19,160.10, 26,440.29 and 10,774.98 is: 14,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,160.10 : 26,440.29 = 10,774.98 : x
  2. Step 2: Convert to fraction form
    19,160.10/26,440.29 = 10,774.98/x
  3. Step 3: Cross multiply
    19,160.10x = 26,440.29 × 10,774.98
  4. Step 4: Simplify right side
    19,160.10x = 284,893,595.94
  5. Step 5: Solve for x
    x = 284,893,595.94/19,160.10
  6. Step 6: Final answer
    x = 14,869.11

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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.