Home / 14,711.73-20,312.49-11,303.07

Finding the Fourth Proportional to 14,711.73, 20,312.49 and 11,303.07

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Solution

The fourth proportional to 14,711.73, 20,312.49 and 11,303.07 is: 15,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,711.73 : 20,312.49 = 11,303.07 : x
  2. Step 2: Convert to fraction form
    14,711.73/20,312.49 = 11,303.07/x
  3. Step 3: Cross multiply
    14,711.73x = 20,312.49 × 11,303.07
  4. Step 4: Simplify right side
    14,711.73x = 229,593,496.34
  5. Step 5: Solve for x
    x = 229,593,496.34/14,711.73
  6. Step 6: Final answer
    x = 15,606.15

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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.