Home / 22,950.08-31,678.80-14,894.72

Finding the Fourth Proportional to 22,950.08, 31,678.80 and 14,894.72

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Solution

The fourth proportional to 22,950.08, 31,678.80 and 14,894.72 is: 20,559.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,950.08 : 31,678.80 = 14,894.72 : x
  2. Step 2: Convert to fraction form
    22,950.08/31,678.80 = 14,894.72/x
  3. Step 3: Cross multiply
    22,950.08x = 31,678.80 × 14,894.72
  4. Step 4: Simplify right side
    22,950.08x = 471,846,855.94
  5. Step 5: Solve for x
    x = 471,846,855.94/22,950.08
  6. Step 6: Final answer
    x = 20,559.70

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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.