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Finding the Fourth Proportional to 14,713.02, 20,309.85 and 9,050.06

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Solution

The fourth proportional to 14,713.02, 20,309.85 and 9,050.06 is: 12,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,713.02 : 20,309.85 = 9,050.06 : x
  2. Step 2: Convert to fraction form
    14,713.02/20,309.85 = 9,050.06/x
  3. Step 3: Cross multiply
    14,713.02x = 20,309.85 × 9,050.06
  4. Step 4: Simplify right side
    14,713.02x = 183,805,411.87
  5. Step 5: Solve for x
    x = 183,805,411.87/14,713.02
  6. Step 6: Final answer
    x = 12,492.70

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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.