Home / 22,678.60-34,027.59-12,803.08

Finding the Fourth Proportional to 22,678.60, 34,027.59 and 12,803.08

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Solution

The fourth proportional to 22,678.60, 34,027.59 and 12,803.08 is: 19,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678.60 : 34,027.59 = 12,803.08 : x
  2. Step 2: Convert to fraction form
    22,678.60/34,027.59 = 12,803.08/x
  3. Step 3: Cross multiply
    22,678.60x = 34,027.59 × 12,803.08
  4. Step 4: Simplify right side
    22,678.60x = 435,657,956.98
  5. Step 5: Solve for x
    x = 435,657,956.98/22,678.60
  6. Step 6: Final answer
    x = 19,210.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.