Home / 23,826.39-32,878.95-13,215.81

Finding the Fourth Proportional to 23,826.39, 32,878.95 and 13,215.81

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Solution

The fourth proportional to 23,826.39, 32,878.95 and 13,215.81 is: 18,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,826.39 : 32,878.95 = 13,215.81 : x
  2. Step 2: Convert to fraction form
    23,826.39/32,878.95 = 13,215.81/x
  3. Step 3: Cross multiply
    23,826.39x = 32,878.95 × 13,215.81
  4. Step 4: Simplify right side
    23,826.39x = 434,521,956.20
  5. Step 5: Solve for x
    x = 434,521,956.20/23,826.39
  6. Step 6: Final answer
    x = 18,237.00

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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.