Home / 18,854.34-26,017.98-10,788.17

Finding the Fourth Proportional to 18,854.34, 26,017.98 and 10,788.17

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Solution

The fourth proportional to 18,854.34, 26,017.98 and 10,788.17 is: 14,887.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.34 : 26,017.98 = 10,788.17 : x
  2. Step 2: Convert to fraction form
    18,854.34/26,017.98 = 10,788.17/x
  3. Step 3: Cross multiply
    18,854.34x = 26,017.98 × 10,788.17
  4. Step 4: Simplify right side
    18,854.34x = 280,686,261.21
  5. Step 5: Solve for x
    x = 280,686,261.21/18,854.34
  6. Step 6: Final answer
    x = 14,887.09

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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.