Home / 14,927.95-20,601.06-8,214.07

Finding the Fourth Proportional to 14,927.95, 20,601.06 and 8,214.07

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Solution

The fourth proportional to 14,927.95, 20,601.06 and 8,214.07 is: 11,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,927.95 : 20,601.06 = 8,214.07 : x
  2. Step 2: Convert to fraction form
    14,927.95/20,601.06 = 8,214.07/x
  3. Step 3: Cross multiply
    14,927.95x = 20,601.06 × 8,214.07
  4. Step 4: Simplify right side
    14,927.95x = 169,218,528.21
  5. Step 5: Solve for x
    x = 169,218,528.21/14,927.95
  6. Step 6: Final answer
    x = 11,335.69

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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.