Home / 15,899.95-23,849.92-5,370.00

Finding the Fourth Proportional to 15,899.95, 23,849.92 and 5,370.00

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Solution

The fourth proportional to 15,899.95, 23,849.92 and 5,370.00 is: 8,054.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,899.95 : 23,849.92 = 5,370.00 : x
  2. Step 2: Convert to fraction form
    15,899.95/23,849.92 = 5,370.00/x
  3. Step 3: Cross multiply
    15,899.95x = 23,849.92 × 5,370.00
  4. Step 4: Simplify right side
    15,899.95x = 128,073,972.57
  5. Step 5: Solve for x
    x = 128,073,972.57/15,899.95
  6. Step 6: Final answer
    x = 8,054.99

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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.