Home / 14,270.58-19,700.01-8,300.07

Finding the Fourth Proportional to 14,270.58, 19,700.01 and 8,300.07

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Solution

The fourth proportional to 14,270.58, 19,700.01 and 8,300.07 is: 11,457.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270.58 : 19,700.01 = 8,300.07 : x
  2. Step 2: Convert to fraction form
    14,270.58/19,700.01 = 8,300.07/x
  3. Step 3: Cross multiply
    14,270.58x = 19,700.01 × 8,300.07
  4. Step 4: Simplify right side
    14,270.58x = 163,511,462.00
  5. Step 5: Solve for x
    x = 163,511,462.00/14,270.58
  6. Step 6: Final answer
    x = 11,457.94

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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.