Home / 15,433.80-23,187.60-9,897.99

Finding the Fourth Proportional to 15,433.80, 23,187.60 and 9,897.99

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Solution

The fourth proportional to 15,433.80, 23,187.60 and 9,897.99 is: 14,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.80 : 23,187.60 = 9,897.99 : x
  2. Step 2: Convert to fraction form
    15,433.80/23,187.60 = 9,897.99/x
  3. Step 3: Cross multiply
    15,433.80x = 23,187.60 × 9,897.99
  4. Step 4: Simplify right side
    15,433.80x = 229,510,632.92
  5. Step 5: Solve for x
    x = 229,510,632.92/15,433.80
  6. Step 6: Final answer
    x = 14,870.65

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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.