Home / 18,263.95-25,205.01-10,306.18

Finding the Fourth Proportional to 18,263.95, 25,205.01 and 10,306.18

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Solution

The fourth proportional to 18,263.95, 25,205.01 and 10,306.18 is: 14,222.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,263.95 : 25,205.01 = 10,306.18 : x
  2. Step 2: Convert to fraction form
    18,263.95/25,205.01 = 10,306.18/x
  3. Step 3: Cross multiply
    18,263.95x = 25,205.01 × 10,306.18
  4. Step 4: Simplify right side
    18,263.95x = 259,767,369.96
  5. Step 5: Solve for x
    x = 259,767,369.96/18,263.95
  6. Step 6: Final answer
    x = 14,222.96

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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.