Home / 21,995.40-33,000.34-14,628.84

Finding the Fourth Proportional to 21,995.40, 33,000.34 and 14,628.84

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Solution

The fourth proportional to 21,995.40, 33,000.34 and 14,628.84 is: 21,948.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,995.40 : 33,000.34 = 14,628.84 : x
  2. Step 2: Convert to fraction form
    21,995.40/33,000.34 = 14,628.84/x
  3. Step 3: Cross multiply
    21,995.40x = 33,000.34 × 14,628.84
  4. Step 4: Simplify right side
    21,995.40x = 482,756,693.81
  5. Step 5: Solve for x
    x = 482,756,693.81/21,995.40
  6. Step 6: Final answer
    x = 21,948.08

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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.