Home / 15,855.95-23,777.55-10,300.97

Finding the Fourth Proportional to 15,855.95, 23,777.55 and 10,300.97

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Solution

The fourth proportional to 15,855.95, 23,777.55 and 10,300.97 is: 15,447.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,855.95 : 23,777.55 = 10,300.97 : x
  2. Step 2: Convert to fraction form
    15,855.95/23,777.55 = 10,300.97/x
  3. Step 3: Cross multiply
    15,855.95x = 23,777.55 × 10,300.97
  4. Step 4: Simplify right side
    15,855.95x = 244,931,888.67
  5. Step 5: Solve for x
    x = 244,931,888.67/15,855.95
  6. Step 6: Final answer
    x = 15,447.31

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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.