Home / 15,973.79-22,043.98-8,803.96

Finding the Fourth Proportional to 15,973.79, 22,043.98 and 8,803.96

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Solution

The fourth proportional to 15,973.79, 22,043.98 and 8,803.96 is: 12,149.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.79 : 22,043.98 = 8,803.96 : x
  2. Step 2: Convert to fraction form
    15,973.79/22,043.98 = 8,803.96/x
  3. Step 3: Cross multiply
    15,973.79x = 22,043.98 × 8,803.96
  4. Step 4: Simplify right side
    15,973.79x = 194,074,274.14
  5. Step 5: Solve for x
    x = 194,074,274.14/15,973.79
  6. Step 6: Final answer
    x = 12,149.54

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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.