Home / 14,276.43-19,700.97-7,902.93

Finding the Fourth Proportional to 14,276.43, 19,700.97 and 7,902.93

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Solution

The fourth proportional to 14,276.43, 19,700.97 and 7,902.93 is: 10,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276.43 : 19,700.97 = 7,902.93 : x
  2. Step 2: Convert to fraction form
    14,276.43/19,700.97 = 7,902.93/x
  3. Step 3: Cross multiply
    14,276.43x = 19,700.97 × 7,902.93
  4. Step 4: Simplify right side
    14,276.43x = 155,695,386.84
  5. Step 5: Solve for x
    x = 155,695,386.84/14,276.43
  6. Step 6: Final answer
    x = 10,905.76

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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.